210860475

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 409067568

約数和(自身を除く): 198207093

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 181, 245, 317, 525, 543, 735, 905, 951, 1225, 1267, 1585, 2219, 2715, 3675, 3801, 4525, 4755, 6335, 6657, 7925, 8869, 11095, 13575, 15533, 19005, 23775, 26607, 31675, 33285, 44345, 46599, 55475, 57377, 77665, 95025, 133035, 166425, 172131, 221725, 232995, 286885, 388325, 401639, 665175, 860655, 1164975, 1204917, 1434425, 2008195, 2811473, 4303275, 6024585, 8434419, 10040975, 14057365, 30122925, 42172095, 70286825, 210860475]

約数ペア:

[(1, 210860475), (3, 70286825), (5, 42172095), (7, 30122925), (15, 14057365), (21, 10040975), (25, 8434419), (35, 6024585), (49, 4303275), (75, 2811473), (105, 2008195), (147, 1434425), (175, 1204917), (181, 1164975), (245, 860655), (317, 665175), (525, 401639), (543, 388325), (735, 286885), (905, 232995), (951, 221725), (1225, 172131), (1267, 166425), (1585, 133035), (2219, 95025), (2715, 77665), (3675, 57377), (3801, 55475), (4525, 46599), (4755, 44345), (6335, 33285), (6657, 31675), (7925, 26607), (8869, 23775), (11095, 19005), (13575, 15533)]