20844576480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{9739}}^1$

素因数の和:9791

約数の個数: 384

約数和(自身を含む): 82470528000

約数和(自身を除く): 61625951520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 98, 104, 105, 112, 120, 130, 140, 147, 156, 160, 168, 182, 195, 196, 208, 210, 224, 240, 245, 260, 273, 280, 294, 312, 336, 343, 364, 390, 392, 416, 420, 455, 480, 490, 520, 546, 560, 588, 624, 637, 672, 686, 728, 735, 780, 784, 840, 910, 980, 1029, 1040, 1092, 1120, 1176, 1248, 1274, 1365, 1372, 1456, 1470, 1560, 1568, 1680, 1715, 1820, 1911, 1960, 2058, 2080, 2184, 2352, 2548, 2730, 2744, 2912, 2940, 3120, 3185, 3360, 3430, 3640, 3822, 3920, 4116, 4368, 4459, 4704, 5096, 5145, 5460, 5488, 5880, 6240, 6370, 6860, 7280, 7644, 7840, 8232, 8736, 8918, 9555, 9739, 10192, 10290, 10920, 10976, 11760, 12740, 13377, 13720, 14560, 15288, 16464, 17836, 19110, 19478, 20384, 20580, 21840, 22295, 23520, 25480, 26754, 27440, 29217, 30576, 32928, 35672, 38220, 38956, 41160, 43680, 44590, 48695, 50960, 53508, 54880, 58434, 61152, 66885, 68173, 71344, 76440, 77912, 82320, 89180, 97390, 101920, 107016, 116868, 126607, 133770, 136346, 142688, 146085, 152880, 155824, 164640, 178360, 194780, 204519, 214032, 233736, 253214, 267540, 272692, 292170, 305760, 311648, 340865, 356720, 379821, 389560, 409038, 428064, 467472, 477211, 506428, 535080, 545384, 584340, 633035, 681730, 713440, 759642, 779120, 818076, 886249, 934944, 954422, 1012856, 1022595, 1070160, 1090768, 1168680, 1266070, 1363460, 1431633, 1519284, 1558240, 1636152, 1772498, 1899105, 1908844, 2025712, 2045190, 2140320, 2181536, 2337360, 2386055, 2532140, 2658747, 2726920, 2863266, 3038568, 3272304, 3340477, 3544996, 3798210, 3817688, 4051424, 4090380, 4431245, 4674720, 4772110, 5064280, 5317494, 5453840, 5726532, 6077136, 6203743, 6544608, 6680954, 7089992, 7158165, 7596420, 7635376, 8180760, 8862490, 9544220, 10021431, 10128560, 10634988, 10907680, 11453064, 12154272, 12407486, 13293735, 13361908, 14179984, 14316330, 15192840, 15270752, 16361520, 16702385, 17724980, 18611229, 19088440, 20042862, 20257120, 21269976, 22906128, 24814972, 26587470, 26723816, 28359968, 28632660, 30385680, 31018715, 32723040, 33404770, 35449960, 37222458, 38176880, 40085724, 42539952, 43426201, 45812256, 49629944, 50107155, 53174940, 53447632, 57265320, 60771360, 62037430, 66809540, 70899920, 74444916, 76353760, 80171448, 85079904, 86852402, 93056145, 99259888, 100214310, 106349880, 106895264, 114530640, 124074860, 130278603, 133619080, 141799840, 148889832, 160342896, 173704804, 186112290, 198519776, 200428620, 212699760, 217131005, 229061280, 248149720, 260557206, 267238160, 297779664, 320685792, 347409608, 372224580, 400857240, 425399520, 434262010, 496299440, 521114412, 534476320, 595559328, 651393015, 694819216, 744449160, 801714480, 868524020, 992598880, 1042228824, 1302786030, 1389638432, 1488898320, 1603428960, 1737048040, 2084457648, 2605572060, 2977796640, 3474096080, 4168915296, 5211144120, 6948192160, 10422288240, 20844576480]

約数ペア:

[(1, 20844576480), (2, 10422288240), (3, 6948192160), (4, 5211144120), (5, 4168915296), (6, 3474096080), (7, 2977796640), (8, 2605572060), (10, 2084457648), (12, 1737048040), (13, 1603428960), (14, 1488898320), (15, 1389638432), (16, 1302786030), (20, 1042228824), (21, 992598880), (24, 868524020), (26, 801714480), (28, 744449160), (30, 694819216), (32, 651393015), (35, 595559328), (39, 534476320), (40, 521114412), (42, 496299440), (48, 434262010), (49, 425399520), (52, 400857240), (56, 372224580), (60, 347409608), (65, 320685792), (70, 297779664), (78, 267238160), (80, 260557206), (84, 248149720), (91, 229061280), (96, 217131005), (98, 212699760), (104, 200428620), (105, 198519776), (112, 186112290), (120, 173704804), (130, 160342896), (140, 148889832), (147, 141799840), (156, 133619080), (160, 130278603), (168, 124074860), (182, 114530640), (195, 106895264), (196, 106349880), (208, 100214310), (210, 99259888), (224, 93056145), (240, 86852402), (245, 85079904), (260, 80171448), (273, 76353760), (280, 74444916), (294, 70899920), (312, 66809540), (336, 62037430), (343, 60771360), (364, 57265320), (390, 53447632), (392, 53174940), (416, 50107155), (420, 49629944), (455, 45812256), (480, 43426201), (490, 42539952), (520, 40085724), (546, 38176880), (560, 37222458), (588, 35449960), (624, 33404770), (637, 32723040), (672, 31018715), (686, 30385680), (728, 28632660), (735, 28359968), (780, 26723816), (784, 26587470), (840, 24814972), (910, 22906128), (980, 21269976), (1029, 20257120), (1040, 20042862), (1092, 19088440), (1120, 18611229), (1176, 17724980), (1248, 16702385), (1274, 16361520), (1365, 15270752), (1372, 15192840), (1456, 14316330), (1470, 14179984), (1560, 13361908), (1568, 13293735), (1680, 12407486), (1715, 12154272), (1820, 11453064), (1911, 10907680), (1960, 10634988), (2058, 10128560), (2080, 10021431), (2184, 9544220), (2352, 8862490), (2548, 8180760), (2730, 7635376), (2744, 7596420), (2912, 7158165), (2940, 7089992), (3120, 6680954), (3185, 6544608), (3360, 6203743), (3430, 6077136), (3640, 5726532), (3822, 5453840), (3920, 5317494), (4116, 5064280), (4368, 4772110), (4459, 4674720), (4704, 4431245), (5096, 4090380), (5145, 4051424), (5460, 3817688), (5488, 3798210), (5880, 3544996), (6240, 3340477), (6370, 3272304), (6860, 3038568), (7280, 2863266), (7644, 2726920), (7840, 2658747), (8232, 2532140), (8736, 2386055), (8918, 2337360), (9555, 2181536), (9739, 2140320), (10192, 2045190), (10290, 2025712), (10920, 1908844), (10976, 1899105), (11760, 1772498), (12740, 1636152), (13377, 1558240), (13720, 1519284), (14560, 1431633), (15288, 1363460), (16464, 1266070), (17836, 1168680), (19110, 1090768), (19478, 1070160), (20384, 1022595), (20580, 1012856), (21840, 954422), (22295, 934944), (23520, 886249), (25480, 818076), (26754, 779120), (27440, 759642), (29217, 713440), (30576, 681730), (32928, 633035), (35672, 584340), (38220, 545384), (38956, 535080), (41160, 506428), (43680, 477211), (44590, 467472), (48695, 428064), (50960, 409038), (53508, 389560), (54880, 379821), (58434, 356720), (61152, 340865), (66885, 311648), (68173, 305760), (71344, 292170), (76440, 272692), (77912, 267540), (82320, 253214), (89180, 233736), (97390, 214032), (101920, 204519), (107016, 194780), (116868, 178360), (126607, 164640), (133770, 155824), (136346, 152880), (142688, 146085)]