212740680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{22441}}^1$

素因数の和:22534

約数の個数: 64

約数和(自身を含む): 646329600

約数和(自身を除く): 433588920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 22441, 44882, 67323, 89764, 112205, 134646, 179528, 224410, 269292, 336615, 448820, 538584, 673230, 897640, 1346460, 1772839, 2692920, 3545678, 5318517, 7091356, 8864195, 10637034, 14182712, 17728390, 21274068, 26592585, 35456780, 42548136, 53185170, 70913560, 106370340, 212740680]

約数ペア:

[(1, 212740680), (2, 106370340), (3, 70913560), (4, 53185170), (5, 42548136), (6, 35456780), (8, 26592585), (10, 21274068), (12, 17728390), (15, 14182712), (20, 10637034), (24, 8864195), (30, 7091356), (40, 5318517), (60, 3545678), (79, 2692920), (120, 1772839), (158, 1346460), (237, 897640), (316, 673230), (395, 538584), (474, 448820), (632, 336615), (790, 269292), (948, 224410), (1185, 179528), (1580, 134646), (1896, 112205), (2370, 89764), (3160, 67323), (4740, 44882), (9480, 22441)]