2128679280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1$

素因数の和:705

約数の個数: 480

約数和(自身を含む): 8979175296

約数和(自身を除く): 6850496016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 53, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 106, 112, 117, 120, 126, 130, 140, 144, 156, 159, 168, 180, 182, 195, 208, 210, 212, 234, 240, 252, 260, 265, 273, 280, 312, 315, 318, 336, 360, 364, 371, 390, 420, 424, 455, 468, 477, 504, 520, 530, 546, 560, 585, 613, 624, 630, 636, 689, 720, 728, 742, 780, 795, 819, 840, 848, 910, 936, 954, 1008, 1040, 1060, 1092, 1113, 1170, 1226, 1260, 1272, 1365, 1378, 1456, 1484, 1560, 1590, 1638, 1680, 1820, 1839, 1855, 1872, 1908, 2067, 2120, 2184, 2226, 2340, 2385, 2452, 2520, 2544, 2730, 2756, 2968, 3065, 3120, 3180, 3276, 3339, 3445, 3640, 3678, 3710, 3816, 4095, 4134, 4240, 4291, 4368, 4452, 4680, 4770, 4823, 4904, 5040, 5460, 5512, 5517, 5565, 5936, 6130, 6201, 6360, 6552, 6678, 6890, 7280, 7356, 7420, 7632, 7969, 8190, 8268, 8582, 8904, 9195, 9360, 9540, 9646, 9808, 10335, 10920, 11024, 11034, 11130, 12260, 12402, 12720, 12873, 13104, 13356, 13780, 14469, 14712, 14840, 15938, 16380, 16536, 16695, 17164, 17808, 18390, 19080, 19292, 20670, 21455, 21840, 22068, 22260, 23907, 24115, 24520, 24804, 25746, 26712, 27560, 27585, 28938, 29424, 29680, 31005, 31876, 32489, 32760, 33072, 33390, 34328, 36780, 38160, 38584, 38619, 39845, 41340, 42910, 43407, 44136, 44520, 47814, 48230, 49040, 49608, 51492, 53424, 55120, 55170, 55783, 57876, 62010, 63752, 64365, 64978, 65520, 66780, 68656, 71721, 72345, 73560, 77168, 77238, 79690, 82680, 85820, 86814, 88272, 89040, 95628, 96460, 97467, 99216, 102984, 110340, 111566, 115752, 119535, 124020, 127504, 128730, 129956, 133560, 143442, 144690, 147120, 154476, 159380, 162445, 165360, 167349, 171640, 173628, 191256, 192920, 193095, 194934, 205968, 217035, 220680, 223132, 227423, 231504, 239070, 248040, 257460, 259912, 267120, 278915, 286884, 289380, 292401, 308952, 318760, 324890, 334698, 343280, 347256, 358605, 382512, 385840, 386190, 389868, 422357, 434070, 441360, 446264, 454846, 478140, 487335, 496080, 502047, 514920, 519824, 557830, 573768, 578760, 584802, 617904, 637520, 649780, 669396, 682269, 694512, 717210, 772380, 779736, 836745, 844714, 868140, 892528, 909692, 956280, 974670, 1004094, 1029840, 1115660, 1137115, 1147536, 1157520, 1169604, 1267071, 1299560, 1338792, 1364538, 1434420, 1462005, 1544760, 1559472, 1673490, 1689428, 1736280, 1819384, 1912560, 1949340, 2008188, 2046807, 2111785, 2231320, 2274230, 2339208, 2510235, 2534142, 2599120, 2677584, 2729076, 2868840, 2924010, 2956499, 3089520, 3346980, 3378856, 3411345, 3472560, 3638768, 3801213, 3898680, 4016376, 4093614, 4223570, 4462640, 4548460, 4678416, 5020470, 5068284, 5458152, 5737680, 5848020, 5912998, 6335355, 6693960, 6757712, 6822690, 7602426, 7797360, 8032752, 8187228, 8447140, 8869497, 9096920, 10040940, 10136568, 10234035, 10916304, 11696040, 11825996, 12670710, 13387920, 13645380, 14782495, 15204852, 16374456, 16894280, 17738994, 18193840, 19006065, 20081880, 20273136, 20468070, 23392080, 23651992, 25341420, 26608491, 27290760, 29564990, 30409704, 32748912, 33788560, 35477988, 38012130, 40163760, 40936140, 44347485, 47303984, 50682840, 53216982, 54581520, 59129980, 60819408, 70955976, 76024260, 81872280, 88694970, 101365680, 106433964, 118259960, 133042455, 141911952, 152048520, 163744560, 177389940, 212867928, 236519920, 266084910, 304097040, 354779880, 425735856, 532169820, 709559760, 1064339640, 2128679280]

約数ペア:

[(1, 2128679280), (2, 1064339640), (3, 709559760), (4, 532169820), (5, 425735856), (6, 354779880), (7, 304097040), (8, 266084910), (9, 236519920), (10, 212867928), (12, 177389940), (13, 163744560), (14, 152048520), (15, 141911952), (16, 133042455), (18, 118259960), (20, 106433964), (21, 101365680), (24, 88694970), (26, 81872280), (28, 76024260), (30, 70955976), (35, 60819408), (36, 59129980), (39, 54581520), (40, 53216982), (42, 50682840), (45, 47303984), (48, 44347485), (52, 40936140), (53, 40163760), (56, 38012130), (60, 35477988), (63, 33788560), (65, 32748912), (70, 30409704), (72, 29564990), (78, 27290760), (80, 26608491), (84, 25341420), (90, 23651992), (91, 23392080), (104, 20468070), (105, 20273136), (106, 20081880), (112, 19006065), (117, 18193840), (120, 17738994), (126, 16894280), (130, 16374456), (140, 15204852), (144, 14782495), (156, 13645380), (159, 13387920), (168, 12670710), (180, 11825996), (182, 11696040), (195, 10916304), (208, 10234035), (210, 10136568), (212, 10040940), (234, 9096920), (240, 8869497), (252, 8447140), (260, 8187228), (265, 8032752), (273, 7797360), (280, 7602426), (312, 6822690), (315, 6757712), (318, 6693960), (336, 6335355), (360, 5912998), (364, 5848020), (371, 5737680), (390, 5458152), (420, 5068284), (424, 5020470), (455, 4678416), (468, 4548460), (477, 4462640), (504, 4223570), (520, 4093614), (530, 4016376), (546, 3898680), (560, 3801213), (585, 3638768), (613, 3472560), (624, 3411345), (630, 3378856), (636, 3346980), (689, 3089520), (720, 2956499), (728, 2924010), (742, 2868840), (780, 2729076), (795, 2677584), (819, 2599120), (840, 2534142), (848, 2510235), (910, 2339208), (936, 2274230), (954, 2231320), (1008, 2111785), (1040, 2046807), (1060, 2008188), (1092, 1949340), (1113, 1912560), (1170, 1819384), (1226, 1736280), (1260, 1689428), (1272, 1673490), (1365, 1559472), (1378, 1544760), (1456, 1462005), (1484, 1434420), (1560, 1364538), (1590, 1338792), (1638, 1299560), (1680, 1267071), (1820, 1169604), (1839, 1157520), (1855, 1147536), (1872, 1137115), (1908, 1115660), (2067, 1029840), (2120, 1004094), (2184, 974670), (2226, 956280), (2340, 909692), (2385, 892528), (2452, 868140), (2520, 844714), (2544, 836745), (2730, 779736), (2756, 772380), (2968, 717210), (3065, 694512), (3120, 682269), (3180, 669396), (3276, 649780), (3339, 637520), (3445, 617904), (3640, 584802), (3678, 578760), (3710, 573768), (3816, 557830), (4095, 519824), (4134, 514920), (4240, 502047), (4291, 496080), (4368, 487335), (4452, 478140), (4680, 454846), (4770, 446264), (4823, 441360), (4904, 434070), (5040, 422357), (5460, 389868), (5512, 386190), (5517, 385840), (5565, 382512), (5936, 358605), (6130, 347256), (6201, 343280), (6360, 334698), (6552, 324890), (6678, 318760), (6890, 308952), (7280, 292401), (7356, 289380), (7420, 286884), (7632, 278915), (7969, 267120), (8190, 259912), (8268, 257460), (8582, 248040), (8904, 239070), (9195, 231504), (9360, 227423), (9540, 223132), (9646, 220680), (9808, 217035), (10335, 205968), (10920, 194934), (11024, 193095), (11034, 192920), (11130, 191256), (12260, 173628), (12402, 171640), (12720, 167349), (12873, 165360), (13104, 162445), (13356, 159380), (13780, 154476), (14469, 147120), (14712, 144690), (14840, 143442), (15938, 133560), (16380, 129956), (16536, 128730), (16695, 127504), (17164, 124020), (17808, 119535), (18390, 115752), (19080, 111566), (19292, 110340), (20670, 102984), (21455, 99216), (21840, 97467), (22068, 96460), (22260, 95628), (23907, 89040), (24115, 88272), (24520, 86814), (24804, 85820), (25746, 82680), (26712, 79690), (27560, 77238), (27585, 77168), (28938, 73560), (29424, 72345), (29680, 71721), (31005, 68656), (31876, 66780), (32489, 65520), (32760, 64978), (33072, 64365), (33390, 63752), (34328, 62010), (36780, 57876), (38160, 55783), (38584, 55170), (38619, 55120), (39845, 53424), (41340, 51492), (42910, 49608), (43407, 49040), (44136, 48230), (44520, 47814)]