21522720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44839}}^1$

素因数の和:44857

約数の個数: 48

約数和(自身を含む): 67798080

約数和(自身を除く): 46275360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44839, 89678, 134517, 179356, 224195, 269034, 358712, 448390, 538068, 672585, 717424, 896780, 1076136, 1345170, 1434848, 1793560, 2152272, 2690340, 3587120, 4304544, 5380680, 7174240, 10761360, 21522720]

約数ペア:

[(1, 21522720), (2, 10761360), (3, 7174240), (4, 5380680), (5, 4304544), (6, 3587120), (8, 2690340), (10, 2152272), (12, 1793560), (15, 1434848), (16, 1345170), (20, 1076136), (24, 896780), (30, 717424), (32, 672585), (40, 538068), (48, 448390), (60, 358712), (80, 269034), (96, 224195), (120, 179356), (160, 134517), (240, 89678), (480, 44839)]