215684200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 532332000

約数和(自身を除く): 316647800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 211, 269, 380, 422, 475, 538, 760, 844, 950, 1055, 1076, 1345, 1688, 1900, 2110, 2152, 2690, 3800, 4009, 4220, 5111, 5275, 5380, 6725, 8018, 8440, 10222, 10550, 10760, 13450, 16036, 20045, 20444, 21100, 25555, 26900, 32072, 40090, 40888, 42200, 51110, 53800, 56759, 80180, 100225, 102220, 113518, 127775, 160360, 200450, 204440, 227036, 255550, 283795, 400900, 454072, 511100, 567590, 801800, 1022200, 1078421, 1135180, 1418975, 2156842, 2270360, 2837950, 4313684, 5392105, 5675900, 8627368, 10784210, 11351800, 21568420, 26960525, 43136840, 53921050, 107842100, 215684200]

約数ペア:

[(1, 215684200), (2, 107842100), (4, 53921050), (5, 43136840), (8, 26960525), (10, 21568420), (19, 11351800), (20, 10784210), (25, 8627368), (38, 5675900), (40, 5392105), (50, 4313684), (76, 2837950), (95, 2270360), (100, 2156842), (152, 1418975), (190, 1135180), (200, 1078421), (211, 1022200), (269, 801800), (380, 567590), (422, 511100), (475, 454072), (538, 400900), (760, 283795), (844, 255550), (950, 227036), (1055, 204440), (1076, 200450), (1345, 160360), (1688, 127775), (1900, 113518), (2110, 102220), (2152, 100225), (2690, 80180), (3800, 56759), (4009, 53800), (4220, 51110), (5111, 42200), (5275, 40888), (5380, 40090), (6725, 32072), (8018, 26900), (8440, 25555), (10222, 21100), (10550, 20444), (10760, 20045), (13450, 16036)]