427757640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1151}}^1$

素因数の和:1347

約数の個数: 128

約数和(自身を含む): 1360281600

約数和(自身を除く): 932523960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 163, 190, 228, 285, 326, 380, 456, 489, 570, 652, 760, 815, 978, 1140, 1151, 1304, 1630, 1956, 2280, 2302, 2445, 3097, 3260, 3453, 3912, 4604, 4890, 5755, 6194, 6520, 6906, 9208, 9291, 9780, 11510, 12388, 13812, 15485, 17265, 18582, 19560, 21869, 23020, 24776, 27624, 30970, 34530, 37164, 43738, 46040, 46455, 61940, 65607, 69060, 74328, 87476, 92910, 109345, 123880, 131214, 138120, 174952, 185820, 187613, 218690, 262428, 328035, 371640, 375226, 437380, 524856, 562839, 656070, 750452, 874760, 938065, 1125678, 1312140, 1500904, 1876130, 2251356, 2624280, 2814195, 3564647, 3752260, 4502712, 5628390, 7129294, 7504520, 10693941, 11256780, 14258588, 17823235, 21387882, 22513560, 28517176, 35646470, 42775764, 53469705, 71292940, 85551528, 106939410, 142585880, 213878820, 427757640]

約数ペア:

[(1, 427757640), (2, 213878820), (3, 142585880), (4, 106939410), (5, 85551528), (6, 71292940), (8, 53469705), (10, 42775764), (12, 35646470), (15, 28517176), (19, 22513560), (20, 21387882), (24, 17823235), (30, 14258588), (38, 11256780), (40, 10693941), (57, 7504520), (60, 7129294), (76, 5628390), (95, 4502712), (114, 3752260), (120, 3564647), (152, 2814195), (163, 2624280), (190, 2251356), (228, 1876130), (285, 1500904), (326, 1312140), (380, 1125678), (456, 938065), (489, 874760), (570, 750452), (652, 656070), (760, 562839), (815, 524856), (978, 437380), (1140, 375226), (1151, 371640), (1304, 328035), (1630, 262428), (1956, 218690), (2280, 187613), (2302, 185820), (2445, 174952), (3097, 138120), (3260, 131214), (3453, 123880), (3912, 109345), (4604, 92910), (4890, 87476), (5755, 74328), (6194, 69060), (6520, 65607), (6906, 61940), (9208, 46455), (9291, 46040), (9780, 43738), (11510, 37164), (12388, 34530), (13812, 30970), (15485, 27624), (17265, 24776), (18582, 23020), (19560, 21869)]