639220248

素因数分解:

$2^3\times 3^5\times {\mathrm{31}}^1\times {\mathrm{10607}}^1$

素因数の和:10659

約数の個数: 96

約数和(自身を含む): 1853429760

約数和(自身を除く): 1214209512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 243, 248, 279, 324, 372, 486, 558, 648, 744, 837, 972, 1116, 1674, 1944, 2232, 2511, 3348, 5022, 6696, 7533, 10044, 10607, 15066, 20088, 21214, 30132, 31821, 42428, 60264, 63642, 84856, 95463, 127284, 190926, 254568, 286389, 328817, 381852, 572778, 657634, 763704, 859167, 986451, 1145556, 1315268, 1718334, 1972902, 2291112, 2577501, 2630536, 2959353, 3436668, 3945804, 5155002, 5918706, 6873336, 7891608, 8878059, 10310004, 11837412, 17756118, 20620008, 23674824, 26634177, 35512236, 53268354, 71024472, 79902531, 106536708, 159805062, 213073416, 319610124, 639220248]

約数ペア:

[(1, 639220248), (2, 319610124), (3, 213073416), (4, 159805062), (6, 106536708), (8, 79902531), (9, 71024472), (12, 53268354), (18, 35512236), (24, 26634177), (27, 23674824), (31, 20620008), (36, 17756118), (54, 11837412), (62, 10310004), (72, 8878059), (81, 7891608), (93, 6873336), (108, 5918706), (124, 5155002), (162, 3945804), (186, 3436668), (216, 2959353), (243, 2630536), (248, 2577501), (279, 2291112), (324, 1972902), (372, 1718334), (486, 1315268), (558, 1145556), (648, 986451), (744, 859167), (837, 763704), (972, 657634), (1116, 572778), (1674, 381852), (1944, 328817), (2232, 286389), (2511, 254568), (3348, 190926), (5022, 127284), (6696, 95463), (7533, 84856), (10044, 63642), (10607, 60264), (15066, 42428), (20088, 31821), (21214, 30132)]