78911280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:353

約数の個数: 320

約数和(自身を含む): 329978880

約数和(自身を除く): 251067600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 168, 170, 180, 189, 204, 210, 216, 238, 240, 252, 255, 270, 272, 280, 306, 307, 315, 336, 340, 357, 360, 378, 408, 420, 432, 459, 476, 504, 510, 540, 560, 595, 612, 614, 630, 680, 714, 720, 756, 765, 816, 840, 918, 921, 945, 952, 1008, 1020, 1071, 1080, 1190, 1224, 1228, 1260, 1360, 1428, 1512, 1530, 1535, 1680, 1785, 1836, 1842, 1890, 1904, 2040, 2142, 2149, 2160, 2295, 2380, 2448, 2456, 2520, 2763, 2856, 3024, 3060, 3070, 3213, 3570, 3672, 3684, 3780, 4080, 4284, 4298, 4590, 4605, 4760, 4912, 5040, 5219, 5355, 5526, 5712, 6120, 6140, 6426, 6447, 7140, 7344, 7368, 7560, 8289, 8568, 8596, 9180, 9210, 9520, 10438, 10710, 10745, 11052, 12240, 12280, 12852, 12894, 13815, 14280, 14736, 15120, 15657, 16065, 16578, 17136, 17192, 18360, 18420, 19341, 20876, 21420, 21490, 22104, 24560, 25704, 25788, 26095, 27630, 28560, 31314, 32130, 32235, 33156, 34384, 36533, 36720, 36840, 38682, 41445, 41752, 42840, 42980, 44208, 46971, 51408, 51576, 52190, 55260, 58023, 62628, 64260, 64470, 66312, 73066, 73680, 77364, 78285, 82890, 83504, 85680, 85960, 93942, 96705, 103152, 104380, 109599, 110520, 116046, 125256, 128520, 128940, 132624, 140913, 146132, 154728, 156570, 165780, 171920, 182665, 187884, 193410, 208760, 219198, 221040, 232092, 234855, 250512, 257040, 257880, 281826, 290115, 292264, 309456, 313140, 328797, 331560, 365330, 375768, 386820, 417520, 438396, 464184, 469710, 515760, 547995, 563652, 580230, 584528, 626280, 657594, 663120, 704565, 730660, 751536, 773640, 876792, 928368, 939420, 986391, 1095990, 1127304, 1160460, 1252560, 1315188, 1409130, 1461320, 1547280, 1643985, 1753584, 1878840, 1972782, 2191980, 2254608, 2320920, 2630376, 2818260, 2922640, 3287970, 3757680, 3945564, 4383960, 4641840, 4931955, 5260752, 5636520, 6575940, 7891128, 8767920, 9863910, 11273040, 13151880, 15782256, 19727820, 26303760, 39455640, 78911280]

約数ペア:

[(1, 78911280), (2, 39455640), (3, 26303760), (4, 19727820), (5, 15782256), (6, 13151880), (7, 11273040), (8, 9863910), (9, 8767920), (10, 7891128), (12, 6575940), (14, 5636520), (15, 5260752), (16, 4931955), (17, 4641840), (18, 4383960), (20, 3945564), (21, 3757680), (24, 3287970), (27, 2922640), (28, 2818260), (30, 2630376), (34, 2320920), (35, 2254608), (36, 2191980), (40, 1972782), (42, 1878840), (45, 1753584), (48, 1643985), (51, 1547280), (54, 1461320), (56, 1409130), (60, 1315188), (63, 1252560), (68, 1160460), (70, 1127304), (72, 1095990), (80, 986391), (84, 939420), (85, 928368), (90, 876792), (102, 773640), (105, 751536), (108, 730660), (112, 704565), (119, 663120), (120, 657594), (126, 626280), (135, 584528), (136, 580230), (140, 563652), (144, 547995), (153, 515760), (168, 469710), (170, 464184), (180, 438396), (189, 417520), (204, 386820), (210, 375768), (216, 365330), (238, 331560), (240, 328797), (252, 313140), (255, 309456), (270, 292264), (272, 290115), (280, 281826), (306, 257880), (307, 257040), (315, 250512), (336, 234855), (340, 232092), (357, 221040), (360, 219198), (378, 208760), (408, 193410), (420, 187884), (432, 182665), (459, 171920), (476, 165780), (504, 156570), (510, 154728), (540, 146132), (560, 140913), (595, 132624), (612, 128940), (614, 128520), (630, 125256), (680, 116046), (714, 110520), (720, 109599), (756, 104380), (765, 103152), (816, 96705), (840, 93942), (918, 85960), (921, 85680), (945, 83504), (952, 82890), (1008, 78285), (1020, 77364), (1071, 73680), (1080, 73066), (1190, 66312), (1224, 64470), (1228, 64260), (1260, 62628), (1360, 58023), (1428, 55260), (1512, 52190), (1530, 51576), (1535, 51408), (1680, 46971), (1785, 44208), (1836, 42980), (1842, 42840), (1890, 41752), (1904, 41445), (2040, 38682), (2142, 36840), (2149, 36720), (2160, 36533), (2295, 34384), (2380, 33156), (2448, 32235), (2456, 32130), (2520, 31314), (2763, 28560), (2856, 27630), (3024, 26095), (3060, 25788), (3070, 25704), (3213, 24560), (3570, 22104), (3672, 21490), (3684, 21420), (3780, 20876), (4080, 19341), (4284, 18420), (4298, 18360), (4590, 17192), (4605, 17136), (4760, 16578), (4912, 16065), (5040, 15657), (5219, 15120), (5355, 14736), (5526, 14280), (5712, 13815), (6120, 12894), (6140, 12852), (6426, 12280), (6447, 12240), (7140, 11052), (7344, 10745), (7368, 10710), (7560, 10438), (8289, 9520), (8568, 9210), (8596, 9180)]