1891476720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:249

約数の個数: 480

約数和(自身を含む): 7575265152

約数和(自身を除く): 5683788432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 53, 56, 60, 63, 70, 72, 73, 80, 84, 90, 97, 105, 106, 112, 120, 126, 140, 144, 146, 159, 168, 180, 194, 210, 212, 219, 240, 252, 265, 280, 291, 292, 315, 318, 336, 360, 365, 371, 388, 420, 424, 438, 477, 485, 504, 511, 530, 560, 582, 584, 630, 636, 657, 679, 720, 730, 742, 776, 795, 840, 848, 873, 876, 954, 970, 1008, 1022, 1060, 1095, 1113, 1164, 1168, 1260, 1272, 1314, 1358, 1455, 1460, 1484, 1533, 1552, 1590, 1680, 1746, 1752, 1855, 1908, 1940, 2037, 2044, 2120, 2190, 2226, 2328, 2385, 2520, 2544, 2555, 2628, 2716, 2910, 2920, 2968, 3066, 3180, 3285, 3339, 3395, 3492, 3504, 3710, 3816, 3869, 3880, 4074, 4088, 4240, 4365, 4380, 4452, 4599, 4656, 4770, 5040, 5110, 5141, 5256, 5432, 5565, 5820, 5840, 5936, 6111, 6132, 6360, 6570, 6678, 6790, 6984, 7081, 7420, 7632, 7665, 7738, 7760, 8148, 8176, 8730, 8760, 8904, 9198, 9540, 10185, 10220, 10282, 10512, 10864, 11130, 11607, 11640, 12222, 12264, 12720, 13140, 13356, 13580, 13968, 14162, 14840, 15330, 15423, 15476, 16296, 16695, 17460, 17520, 17808, 18396, 19080, 19345, 20370, 20440, 20564, 21243, 22260, 22995, 23214, 23280, 24444, 24528, 25705, 26280, 26712, 27083, 27160, 28324, 29680, 30555, 30660, 30846, 30952, 32592, 33390, 34821, 34920, 35405, 35987, 36792, 38160, 38690, 40740, 40880, 41128, 42486, 44520, 45990, 46269, 46428, 48888, 49567, 51410, 52560, 53424, 54166, 54320, 56648, 58035, 61110, 61320, 61692, 61904, 63729, 66780, 69642, 69840, 70810, 71974, 73584, 77115, 77380, 81249, 81480, 82256, 84972, 89040, 91980, 92538, 92856, 97776, 99134, 102820, 106215, 107961, 108332, 113296, 116070, 122220, 122640, 123384, 127458, 133560, 135415, 139284, 141620, 143948, 148701, 154230, 154760, 162498, 162960, 169944, 174105, 179935, 183960, 185076, 185712, 198268, 205640, 212430, 215922, 216664, 231345, 232140, 243747, 244440, 246768, 247835, 254916, 267120, 270830, 278568, 283240, 287896, 297402, 308460, 309520, 318645, 323883, 324996, 339888, 348210, 359870, 367920, 370152, 375293, 396536, 406245, 411280, 424860, 431844, 433328, 446103, 462690, 464280, 487494, 488880, 495670, 509832, 539805, 541660, 557136, 566480, 575792, 594804, 616920, 637290, 647766, 649992, 696420, 719740, 740304, 743505, 750586, 793072, 812490, 849720, 863688, 892206, 925380, 928560, 974988, 991340, 1019664, 1079610, 1083320, 1125879, 1189608, 1218735, 1233840, 1274580, 1295532, 1299984, 1392840, 1439480, 1487010, 1501172, 1619415, 1624980, 1699440, 1727376, 1784412, 1850760, 1876465, 1949976, 1982680, 2159220, 2166640, 2230515, 2251758, 2379216, 2437470, 2549160, 2591064, 2627051, 2785680, 2878960, 2974020, 3002344, 3238830, 3249960, 3377637, 3568824, 3701520, 3752930, 3899952, 3965360, 4318440, 4461030, 4503516, 4874940, 5098320, 5182128, 5254102, 5629395, 5948040, 6004688, 6477660, 6499920, 6755274, 7137648, 7505860, 7881153, 8636880, 8922060, 9007032, 9749880, 10508204, 11258790, 11896080, 12955320, 13135255, 13510548, 15011720, 15762306, 16888185, 17844120, 18014064, 19499760, 21016408, 22517580, 23643459, 25910640, 26270510, 27021096, 30023440, 31524612, 33776370, 35688240, 39405765, 42032816, 45035160, 47286918, 52541020, 54042192, 63049224, 67552740, 78811530, 90070320, 94573836, 105082040, 118217295, 126098448, 135105480, 157623060, 189147672, 210164080, 236434590, 270210960, 315246120, 378295344, 472869180, 630492240, 945738360, 1891476720]

約数ペア:

[(1, 1891476720), (2, 945738360), (3, 630492240), (4, 472869180), (5, 378295344), (6, 315246120), (7, 270210960), (8, 236434590), (9, 210164080), (10, 189147672), (12, 157623060), (14, 135105480), (15, 126098448), (16, 118217295), (18, 105082040), (20, 94573836), (21, 90070320), (24, 78811530), (28, 67552740), (30, 63049224), (35, 54042192), (36, 52541020), (40, 47286918), (42, 45035160), (45, 42032816), (48, 39405765), (53, 35688240), (56, 33776370), (60, 31524612), (63, 30023440), (70, 27021096), (72, 26270510), (73, 25910640), (80, 23643459), (84, 22517580), (90, 21016408), (97, 19499760), (105, 18014064), (106, 17844120), (112, 16888185), (120, 15762306), (126, 15011720), (140, 13510548), (144, 13135255), (146, 12955320), (159, 11896080), (168, 11258790), (180, 10508204), (194, 9749880), (210, 9007032), (212, 8922060), (219, 8636880), (240, 7881153), (252, 7505860), (265, 7137648), (280, 6755274), (291, 6499920), (292, 6477660), (315, 6004688), (318, 5948040), (336, 5629395), (360, 5254102), (365, 5182128), (371, 5098320), (388, 4874940), (420, 4503516), (424, 4461030), (438, 4318440), (477, 3965360), (485, 3899952), (504, 3752930), (511, 3701520), (530, 3568824), (560, 3377637), (582, 3249960), (584, 3238830), (630, 3002344), (636, 2974020), (657, 2878960), (679, 2785680), (720, 2627051), (730, 2591064), (742, 2549160), (776, 2437470), (795, 2379216), (840, 2251758), (848, 2230515), (873, 2166640), (876, 2159220), (954, 1982680), (970, 1949976), (1008, 1876465), (1022, 1850760), (1060, 1784412), (1095, 1727376), (1113, 1699440), (1164, 1624980), (1168, 1619415), (1260, 1501172), (1272, 1487010), (1314, 1439480), (1358, 1392840), (1455, 1299984), (1460, 1295532), (1484, 1274580), (1533, 1233840), (1552, 1218735), (1590, 1189608), (1680, 1125879), (1746, 1083320), (1752, 1079610), (1855, 1019664), (1908, 991340), (1940, 974988), (2037, 928560), (2044, 925380), (2120, 892206), (2190, 863688), (2226, 849720), (2328, 812490), (2385, 793072), (2520, 750586), (2544, 743505), (2555, 740304), (2628, 719740), (2716, 696420), (2910, 649992), (2920, 647766), (2968, 637290), (3066, 616920), (3180, 594804), (3285, 575792), (3339, 566480), (3395, 557136), (3492, 541660), (3504, 539805), (3710, 509832), (3816, 495670), (3869, 488880), (3880, 487494), (4074, 464280), (4088, 462690), (4240, 446103), (4365, 433328), (4380, 431844), (4452, 424860), (4599, 411280), (4656, 406245), (4770, 396536), (5040, 375293), (5110, 370152), (5141, 367920), (5256, 359870), (5432, 348210), (5565, 339888), (5820, 324996), (5840, 323883), (5936, 318645), (6111, 309520), (6132, 308460), (6360, 297402), (6570, 287896), (6678, 283240), (6790, 278568), (6984, 270830), (7081, 267120), (7420, 254916), (7632, 247835), (7665, 246768), (7738, 244440), (7760, 243747), (8148, 232140), (8176, 231345), (8730, 216664), (8760, 215922), (8904, 212430), (9198, 205640), (9540, 198268), (10185, 185712), (10220, 185076), (10282, 183960), (10512, 179935), (10864, 174105), (11130, 169944), (11607, 162960), (11640, 162498), (12222, 154760), (12264, 154230), (12720, 148701), (13140, 143948), (13356, 141620), (13580, 139284), (13968, 135415), (14162, 133560), (14840, 127458), (15330, 123384), (15423, 122640), (15476, 122220), (16296, 116070), (16695, 113296), (17460, 108332), (17520, 107961), (17808, 106215), (18396, 102820), (19080, 99134), (19345, 97776), (20370, 92856), (20440, 92538), (20564, 91980), (21243, 89040), (22260, 84972), (22995, 82256), (23214, 81480), (23280, 81249), (24444, 77380), (24528, 77115), (25705, 73584), (26280, 71974), (26712, 70810), (27083, 69840), (27160, 69642), (28324, 66780), (29680, 63729), (30555, 61904), (30660, 61692), (30846, 61320), (30952, 61110), (32592, 58035), (33390, 56648), (34821, 54320), (34920, 54166), (35405, 53424), (35987, 52560), (36792, 51410), (38160, 49567), (38690, 48888), (40740, 46428), (40880, 46269), (41128, 45990), (42486, 44520)]