128152140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68899}}^1$

素因数の和:68942

約数の個数: 48

約数和(自身を含む): 370406400

約数和(自身を除く): 242254260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 68899, 137798, 206697, 275596, 344495, 413394, 688990, 826788, 1033485, 1377980, 2066970, 2135869, 4133940, 4271738, 6407607, 8543476, 10679345, 12815214, 21358690, 25630428, 32038035, 42717380, 64076070, 128152140]

約数ペア:

[(1, 128152140), (2, 64076070), (3, 42717380), (4, 32038035), (5, 25630428), (6, 21358690), (10, 12815214), (12, 10679345), (15, 8543476), (20, 6407607), (30, 4271738), (31, 4133940), (60, 2135869), (62, 2066970), (93, 1377980), (124, 1033485), (155, 826788), (186, 688990), (310, 413394), (372, 344495), (465, 275596), (620, 206697), (930, 137798), (1860, 68899)]