281779680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6451}}^1$

素因数の和:6489

約数の個数: 192

約数和(自身を含む): 1092607488

約数和(自身を除く): 810827808

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, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 5460, 6240, 6451, 7280, 8736, 10920, 12902, 14560, 19353, 21840, 25804, 32255, 38706, 43680, 45157, 51608, 64510, 77412, 83863, 90314, 96765, 103216, 129020, 135471, 154824, 167726, 180628, 193530, 206432, 225785, 251589, 258040, 270942, 309648, 335452, 361256, 387060, 419315, 451570, 503178, 516080, 541884, 587041, 619296, 670904, 677355, 722512, 774120, 838630, 903140, 1006356, 1032160, 1083768, 1174082, 1257945, 1341808, 1354710, 1445024, 1548240, 1677260, 1761123, 1806280, 2012712, 2167536, 2348164, 2515890, 2683616, 2709420, 2935205, 3096480, 3354520, 3522246, 3612560, 4025424, 4335072, 4696328, 5031780, 5418840, 5870410, 6709040, 7044492, 7225120, 8050848, 8805615, 9392656, 10063560, 10837680, 11740820, 13418080, 14088984, 17611230, 18785312, 20127120, 21675360, 23481640, 28177968, 35222460, 40254240, 46963280, 56355936, 70444920, 93926560, 140889840, 281779680]

約数ペア:

[(1, 281779680), (2, 140889840), (3, 93926560), (4, 70444920), (5, 56355936), (6, 46963280), (7, 40254240), (8, 35222460), (10, 28177968), (12, 23481640), (13, 21675360), (14, 20127120), (15, 18785312), (16, 17611230), (20, 14088984), (21, 13418080), (24, 11740820), (26, 10837680), (28, 10063560), (30, 9392656), (32, 8805615), (35, 8050848), (39, 7225120), (40, 7044492), (42, 6709040), (48, 5870410), (52, 5418840), (56, 5031780), (60, 4696328), (65, 4335072), (70, 4025424), (78, 3612560), (80, 3522246), (84, 3354520), (91, 3096480), (96, 2935205), (104, 2709420), (105, 2683616), (112, 2515890), (120, 2348164), (130, 2167536), (140, 2012712), (156, 1806280), (160, 1761123), (168, 1677260), (182, 1548240), (195, 1445024), (208, 1354710), (210, 1341808), (224, 1257945), (240, 1174082), (260, 1083768), (273, 1032160), (280, 1006356), (312, 903140), (336, 838630), (364, 774120), (390, 722512), (416, 677355), (420, 670904), (455, 619296), (480, 587041), (520, 541884), (546, 516080), (560, 503178), (624, 451570), (672, 419315), (728, 387060), (780, 361256), (840, 335452), (910, 309648), (1040, 270942), (1092, 258040), (1120, 251589), (1248, 225785), (1365, 206432), (1456, 193530), (1560, 180628), (1680, 167726), (1820, 154824), (2080, 135471), (2184, 129020), (2730, 103216), (2912, 96765), (3120, 90314), (3360, 83863), (3640, 77412), (4368, 64510), (5460, 51608), (6240, 45157), (6451, 43680), (7280, 38706), (8736, 32255), (10920, 25804), (12902, 21840), (14560, 19353)]