280673120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:593

約数の個数: 192

約数和(自身を含む): 839776896

約数和(自身を除く): 559103776

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 37, 40, 52, 56, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 160, 182, 185, 208, 224, 259, 260, 280, 296, 364, 370, 416, 455, 481, 518, 520, 521, 560, 592, 728, 740, 910, 962, 1036, 1040, 1042, 1120, 1184, 1295, 1456, 1480, 1820, 1924, 2072, 2080, 2084, 2405, 2590, 2605, 2912, 2960, 3367, 3640, 3647, 3848, 4144, 4168, 4810, 5180, 5210, 5920, 6734, 6773, 7280, 7294, 7696, 8288, 8336, 9620, 10360, 10420, 13468, 13546, 14560, 14588, 15392, 16672, 16835, 18235, 19240, 19277, 20720, 20840, 26936, 27092, 29176, 33670, 33865, 36470, 38480, 38554, 41440, 41680, 47411, 53872, 54184, 58352, 67340, 67730, 72940, 76960, 77108, 83360, 94822, 96385, 107744, 108368, 116704, 134680, 134939, 135460, 145880, 154216, 189644, 192770, 216736, 237055, 250601, 269360, 269878, 270920, 291760, 308432, 379288, 385540, 474110, 501202, 538720, 539756, 541840, 583520, 616864, 674695, 758576, 771080, 948220, 1002404, 1079512, 1083680, 1253005, 1349390, 1517152, 1542160, 1754207, 1896440, 2004808, 2159024, 2506010, 2698780, 3084320, 3508414, 3792880, 4009616, 4318048, 5012020, 5397560, 7016828, 7585760, 8019232, 8771035, 10024040, 10795120, 14033656, 17542070, 20048080, 21590240, 28067312, 35084140, 40096160, 56134624, 70168280, 140336560, 280673120]

約数ペア:

[(1, 280673120), (2, 140336560), (4, 70168280), (5, 56134624), (7, 40096160), (8, 35084140), (10, 28067312), (13, 21590240), (14, 20048080), (16, 17542070), (20, 14033656), (26, 10795120), (28, 10024040), (32, 8771035), (35, 8019232), (37, 7585760), (40, 7016828), (52, 5397560), (56, 5012020), (65, 4318048), (70, 4009616), (74, 3792880), (80, 3508414), (91, 3084320), (104, 2698780), (112, 2506010), (130, 2159024), (140, 2004808), (148, 1896440), (160, 1754207), (182, 1542160), (185, 1517152), (208, 1349390), (224, 1253005), (259, 1083680), (260, 1079512), (280, 1002404), (296, 948220), (364, 771080), (370, 758576), (416, 674695), (455, 616864), (481, 583520), (518, 541840), (520, 539756), (521, 538720), (560, 501202), (592, 474110), (728, 385540), (740, 379288), (910, 308432), (962, 291760), (1036, 270920), (1040, 269878), (1042, 269360), (1120, 250601), (1184, 237055), (1295, 216736), (1456, 192770), (1480, 189644), (1820, 154216), (1924, 145880), (2072, 135460), (2080, 134939), (2084, 134680), (2405, 116704), (2590, 108368), (2605, 107744), (2912, 96385), (2960, 94822), (3367, 83360), (3640, 77108), (3647, 76960), (3848, 72940), (4144, 67730), (4168, 67340), (4810, 58352), (5180, 54184), (5210, 53872), (5920, 47411), (6734, 41680), (6773, 41440), (7280, 38554), (7294, 38480), (7696, 36470), (8288, 33865), (8336, 33670), (9620, 29176), (10360, 27092), (10420, 26936), (13468, 20840), (13546, 20720), (14560, 19277), (14588, 19240), (15392, 18235), (16672, 16835)]