189447960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{121441}}^1$

素因数の和:121468

約数の個数: 64

約数和(自身を含む): 612067680

約数和(自身を除く): 422619720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 121441, 242882, 364323, 485764, 607205, 728646, 971528, 1214410, 1457292, 1578733, 1821615, 2428820, 2914584, 3157466, 3643230, 4736199, 4857640, 6314932, 7286460, 7893665, 9472398, 12629864, 14572920, 15787330, 18944796, 23680995, 31574660, 37889592, 47361990, 63149320, 94723980, 189447960]

約数ペア:

[(1, 189447960), (2, 94723980), (3, 63149320), (4, 47361990), (5, 37889592), (6, 31574660), (8, 23680995), (10, 18944796), (12, 15787330), (13, 14572920), (15, 12629864), (20, 9472398), (24, 7893665), (26, 7286460), (30, 6314932), (39, 4857640), (40, 4736199), (52, 3643230), (60, 3157466), (65, 2914584), (78, 2428820), (104, 1821615), (120, 1578733), (130, 1457292), (156, 1214410), (195, 971528), (260, 728646), (312, 607205), (390, 485764), (520, 364323), (780, 242882), (1560, 121441)]