512520320

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{269}}^1$

素因数の和:530

約数の個数: 128

約数和(自身を含む): 1330182000

約数和(自身を除く): 817661680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 229, 260, 269, 320, 416, 458, 520, 538, 640, 832, 916, 1040, 1076, 1145, 1345, 1664, 1832, 2080, 2152, 2290, 2690, 2977, 3497, 3664, 4160, 4304, 4580, 5380, 5954, 6994, 7328, 8320, 8608, 9160, 10760, 11908, 13988, 14656, 14885, 17216, 17485, 18320, 21520, 23816, 27976, 29312, 29770, 34432, 34970, 36640, 43040, 47632, 55952, 59540, 61601, 69940, 73280, 86080, 95264, 111904, 119080, 123202, 139880, 146560, 172160, 190528, 223808, 238160, 246404, 279760, 308005, 381056, 447616, 476320, 492808, 559520, 616010, 800813, 952640, 985616, 1119040, 1232020, 1601626, 1905280, 1971232, 2238080, 2464040, 3203252, 3942464, 4004065, 4928080, 6406504, 7884928, 8008130, 9856160, 12813008, 16016260, 19712320, 25626016, 32032520, 39424640, 51252032, 64065040, 102504064, 128130080, 256260160, 512520320]

約数ペア:

[(1, 512520320), (2, 256260160), (4, 128130080), (5, 102504064), (8, 64065040), (10, 51252032), (13, 39424640), (16, 32032520), (20, 25626016), (26, 19712320), (32, 16016260), (40, 12813008), (52, 9856160), (64, 8008130), (65, 7884928), (80, 6406504), (104, 4928080), (128, 4004065), (130, 3942464), (160, 3203252), (208, 2464040), (229, 2238080), (260, 1971232), (269, 1905280), (320, 1601626), (416, 1232020), (458, 1119040), (520, 985616), (538, 952640), (640, 800813), (832, 616010), (916, 559520), (1040, 492808), (1076, 476320), (1145, 447616), (1345, 381056), (1664, 308005), (1832, 279760), (2080, 246404), (2152, 238160), (2290, 223808), (2690, 190528), (2977, 172160), (3497, 146560), (3664, 139880), (4160, 123202), (4304, 119080), (4580, 111904), (5380, 95264), (5954, 86080), (6994, 73280), (7328, 69940), (8320, 61601), (8608, 59540), (9160, 55952), (10760, 47632), (11908, 43040), (13988, 36640), (14656, 34970), (14885, 34432), (17216, 29770), (17485, 29312), (18320, 27976), (21520, 23816)]