869740440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{907}}^1$

素因数の和:1113

約数の個数: 128

約数和(自身を含む): 2675185920

約数和(自身を除く): 1805445480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 131, 183, 244, 262, 305, 366, 393, 488, 524, 610, 655, 732, 786, 907, 915, 1048, 1220, 1310, 1464, 1572, 1814, 1830, 1965, 2440, 2620, 2721, 3144, 3628, 3660, 3930, 4535, 5240, 5442, 7256, 7320, 7860, 7991, 9070, 10884, 13605, 15720, 15982, 18140, 21768, 23973, 27210, 31964, 36280, 39955, 47946, 54420, 55327, 63928, 79910, 95892, 108840, 110654, 118817, 119865, 159820, 165981, 191784, 221308, 237634, 239730, 276635, 319640, 331962, 356451, 442616, 475268, 479460, 553270, 594085, 663924, 712902, 829905, 950536, 958920, 1106540, 1188170, 1327848, 1425804, 1659810, 1782255, 2213080, 2376340, 2851608, 3319620, 3564510, 4752680, 6639240, 7129020, 7247837, 14258040, 14495674, 21743511, 28991348, 36239185, 43487022, 57982696, 72478370, 86974044, 108717555, 144956740, 173948088, 217435110, 289913480, 434870220, 869740440]

約数ペア:

[(1, 869740440), (2, 434870220), (3, 289913480), (4, 217435110), (5, 173948088), (6, 144956740), (8, 108717555), (10, 86974044), (12, 72478370), (15, 57982696), (20, 43487022), (24, 36239185), (30, 28991348), (40, 21743511), (60, 14495674), (61, 14258040), (120, 7247837), (122, 7129020), (131, 6639240), (183, 4752680), (244, 3564510), (262, 3319620), (305, 2851608), (366, 2376340), (393, 2213080), (488, 1782255), (524, 1659810), (610, 1425804), (655, 1327848), (732, 1188170), (786, 1106540), (907, 958920), (915, 950536), (1048, 829905), (1220, 712902), (1310, 663924), (1464, 594085), (1572, 553270), (1814, 479460), (1830, 475268), (1965, 442616), (2440, 356451), (2620, 331962), (2721, 319640), (3144, 276635), (3628, 239730), (3660, 237634), (3930, 221308), (4535, 191784), (5240, 165981), (5442, 159820), (7256, 119865), (7320, 118817), (7860, 110654), (7991, 108840), (9070, 95892), (10884, 79910), (13605, 63928), (15720, 55327), (15982, 54420), (18140, 47946), (21768, 39955), (23973, 36280), (27210, 31964)]