215291700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{18401}}^1$

素因数の和:18434

約数の個数: 108

約数和(自身を含む): 726768588

約数和(自身を除く): 511476888

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1950, 2340, 2925, 3900, 5850, 11700, 18401, 36802, 55203, 73604, 92005, 110406, 165609, 184010, 220812, 239213, 276015, 331218, 368020, 460025, 478426, 552030, 662436, 717639, 828045, 920050, 956852, 1104060, 1196065, 1380075, 1435278, 1656090, 1840100, 2152917, 2392130, 2760150, 2870556, 3312180, 3588195, 4140225, 4305834, 4784260, 5520300, 5980325, 7176390, 8280450, 8611668, 10764585, 11960650, 14352780, 16560900, 17940975, 21529170, 23921300, 35881950, 43058340, 53822925, 71763900, 107645850, 215291700]

約数ペア:

[(1, 215291700), (2, 107645850), (3, 71763900), (4, 53822925), (5, 43058340), (6, 35881950), (9, 23921300), (10, 21529170), (12, 17940975), (13, 16560900), (15, 14352780), (18, 11960650), (20, 10764585), (25, 8611668), (26, 8280450), (30, 7176390), (36, 5980325), (39, 5520300), (45, 4784260), (50, 4305834), (52, 4140225), (60, 3588195), (65, 3312180), (75, 2870556), (78, 2760150), (90, 2392130), (100, 2152917), (117, 1840100), (130, 1656090), (150, 1435278), (156, 1380075), (180, 1196065), (195, 1104060), (225, 956852), (234, 920050), (260, 828045), (300, 717639), (325, 662436), (390, 552030), (450, 478426), (468, 460025), (585, 368020), (650, 331218), (780, 276015), (900, 239213), (975, 220812), (1170, 184010), (1300, 165609), (1950, 110406), (2340, 92005), (2925, 73604), (3900, 55203), (5850, 36802), (11700, 18401)]