154271280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{642797}}^1$

素因数の和:642813

約数の個数: 40

約数和(自身を含む): 478241712

約数和(自身を除く): 323970432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 642797, 1285594, 1928391, 2571188, 3213985, 3856782, 5142376, 6427970, 7713564, 9641955, 10284752, 12855940, 15427128, 19283910, 25711880, 30854256, 38567820, 51423760, 77135640, 154271280]

約数ペア:

[(1, 154271280), (2, 77135640), (3, 51423760), (4, 38567820), (5, 30854256), (6, 25711880), (8, 19283910), (10, 15427128), (12, 12855940), (15, 10284752), (16, 9641955), (20, 7713564), (24, 6427970), (30, 5142376), (40, 3856782), (48, 3213985), (60, 2571188), (80, 1928391), (120, 1285594), (240, 642797)]