661570320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{2207}}^1$

素因数の和:3472

約数の個数: 80

約数和(自身を含む): 2053440000

約数和(自身を除く): 1391869680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1249, 2207, 2498, 3747, 4414, 4996, 6245, 6621, 7494, 8828, 9992, 11035, 12490, 13242, 14988, 17656, 18735, 19984, 22070, 24980, 26484, 29976, 33105, 35312, 37470, 44140, 49960, 52968, 59952, 66210, 74940, 88280, 99920, 105936, 132420, 149880, 176560, 264840, 299760, 529680, 2756543, 5513086, 8269629, 11026172, 13782715, 16539258, 22052344, 27565430, 33078516, 41348145, 44104688, 55130860, 66157032, 82696290, 110261720, 132314064, 165392580, 220523440, 330785160, 661570320]

約数ペア:

[(1, 661570320), (2, 330785160), (3, 220523440), (4, 165392580), (5, 132314064), (6, 110261720), (8, 82696290), (10, 66157032), (12, 55130860), (15, 44104688), (16, 41348145), (20, 33078516), (24, 27565430), (30, 22052344), (40, 16539258), (48, 13782715), (60, 11026172), (80, 8269629), (120, 5513086), (240, 2756543), (1249, 529680), (2207, 299760), (2498, 264840), (3747, 176560), (4414, 149880), (4996, 132420), (6245, 105936), (6621, 99920), (7494, 88280), (8828, 74940), (9992, 66210), (11035, 59952), (12490, 52968), (13242, 49960), (14988, 44140), (17656, 37470), (18735, 35312), (19984, 33105), (22070, 29976), (24980, 26484)]