389929920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{406177}}^1$

素因数の和:406197

約数の個数: 56

約数和(自身を含む): 1238030544

約数和(自身を除く): 848100624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 406177, 812354, 1218531, 1624708, 2030885, 2437062, 3249416, 4061770, 4874124, 6092655, 6498832, 8123540, 9748248, 12185310, 12997664, 16247080, 19496496, 24370620, 25995328, 32494160, 38992992, 48741240, 64988320, 77985984, 97482480, 129976640, 194964960, 389929920]

約数ペア:

[(1, 389929920), (2, 194964960), (3, 129976640), (4, 97482480), (5, 77985984), (6, 64988320), (8, 48741240), (10, 38992992), (12, 32494160), (15, 25995328), (16, 24370620), (20, 19496496), (24, 16247080), (30, 12997664), (32, 12185310), (40, 9748248), (48, 8123540), (60, 6498832), (64, 6092655), (80, 4874124), (96, 4061770), (120, 3249416), (160, 2437062), (192, 2030885), (240, 1624708), (320, 1218531), (480, 812354), (960, 406177)]