154570220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4951}}^1$

素因数の和:5190

約数の個数: 48

約数和(自身を含む): 372707328

約数和(自身を除く): 218137108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2230, 3122, 4460, 4951, 6244, 7805, 9902, 15610, 19804, 24755, 31220, 34657, 49510, 69314, 99020, 138628, 173285, 346570, 693140, 1104073, 2208146, 4416292, 5520365, 7728511, 11040730, 15457022, 22081460, 30914044, 38642555, 77285110, 154570220]

約数ペア:

[(1, 154570220), (2, 77285110), (4, 38642555), (5, 30914044), (7, 22081460), (10, 15457022), (14, 11040730), (20, 7728511), (28, 5520365), (35, 4416292), (70, 2208146), (140, 1104073), (223, 693140), (446, 346570), (892, 173285), (1115, 138628), (1561, 99020), (2230, 69314), (3122, 49510), (4460, 34657), (4951, 31220), (6244, 24755), (7805, 19804), (9902, 15610)]