646950660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{160933}}^1$

素因数の和:161012

約数の個数: 48

約数和(自身を含む): 1838510016

約数和(自身を除く): 1191559356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 160933, 321866, 482799, 643732, 804665, 965598, 1609330, 1931196, 2413995, 3218660, 4827990, 9655980, 10782511, 21565022, 32347533, 43130044, 53912555, 64695066, 107825110, 129390132, 161737665, 215650220, 323475330, 646950660]

約数ペア:

[(1, 646950660), (2, 323475330), (3, 215650220), (4, 161737665), (5, 129390132), (6, 107825110), (10, 64695066), (12, 53912555), (15, 43130044), (20, 32347533), (30, 21565022), (60, 10782511), (67, 9655980), (134, 4827990), (201, 3218660), (268, 2413995), (335, 1931196), (402, 1609330), (670, 965598), (804, 804665), (1005, 643732), (1340, 482799), (2010, 321866), (4020, 160933)]