660496324480

素因数分解:

$2^7\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2451367}}^1$

素因数の和:2451807

約数の個数: 64

約数和(自身を含む): 1582750262880

約数和(自身を除く): 922253938400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 421, 640, 842, 1684, 2105, 3368, 4210, 6736, 8420, 13472, 16840, 26944, 33680, 53888, 67360, 134720, 269440, 2451367, 4902734, 9805468, 12256835, 19610936, 24513670, 39221872, 49027340, 78443744, 98054680, 156887488, 196109360, 313774976, 392218720, 784437440, 1032025507, 1568874880, 2064051014, 4128102028, 5160127535, 8256204056, 10320255070, 16512408112, 20640510140, 33024816224, 41281020280, 66049632448, 82562040560, 132099264896, 165124081120, 330248162240, 660496324480]

約数ペア:

[(1, 660496324480), (2, 330248162240), (4, 165124081120), (5, 132099264896), (8, 82562040560), (10, 66049632448), (16, 41281020280), (20, 33024816224), (32, 20640510140), (40, 16512408112), (64, 10320255070), (80, 8256204056), (128, 5160127535), (160, 4128102028), (320, 2064051014), (421, 1568874880), (640, 1032025507), (842, 784437440), (1684, 392218720), (2105, 313774976), (3368, 196109360), (4210, 156887488), (6736, 98054680), (8420, 78443744), (13472, 49027340), (16840, 39221872), (26944, 24513670), (33680, 19610936), (53888, 12256835), (67360, 9805468), (134720, 4902734), (269440, 2451367)]