90384280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7507}}^1$

素因数の和:7568

約数の個数: 64

約数和(自身を含む): 237853440

約数和(自身を除く): 147469160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 6020, 7507, 12040, 15014, 30028, 37535, 52549, 60056, 75070, 105098, 150140, 210196, 262745, 300280, 322801, 420392, 525490, 645602, 1050980, 1291204, 1614005, 2101960, 2259607, 2582408, 3228010, 4519214, 6456020, 9038428, 11298035, 12912040, 18076856, 22596070, 45192140, 90384280]

約数ペア:

[(1, 90384280), (2, 45192140), (4, 22596070), (5, 18076856), (7, 12912040), (8, 11298035), (10, 9038428), (14, 6456020), (20, 4519214), (28, 3228010), (35, 2582408), (40, 2259607), (43, 2101960), (56, 1614005), (70, 1291204), (86, 1050980), (140, 645602), (172, 525490), (215, 420392), (280, 322801), (301, 300280), (344, 262745), (430, 210196), (602, 150140), (860, 105098), (1204, 75070), (1505, 60056), (1720, 52549), (2408, 37535), (3010, 30028), (6020, 15014), (7507, 12040)]