66172860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28279}}^1$

素因数の和:28307

約数の個数: 72

約数和(自身を含む): 216172320

約数和(自身を除く): 149999460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 28279, 56558, 84837, 113116, 141395, 169674, 254511, 282790, 339348, 367627, 424185, 509022, 565580, 735254, 848370, 1018044, 1102881, 1272555, 1470508, 1696740, 1838135, 2205762, 2545110, 3308643, 3676270, 4411524, 5090220, 5514405, 6617286, 7352540, 11028810, 13234572, 16543215, 22057620, 33086430, 66172860]

約数ペア:

[(1, 66172860), (2, 33086430), (3, 22057620), (4, 16543215), (5, 13234572), (6, 11028810), (9, 7352540), (10, 6617286), (12, 5514405), (13, 5090220), (15, 4411524), (18, 3676270), (20, 3308643), (26, 2545110), (30, 2205762), (36, 1838135), (39, 1696740), (45, 1470508), (52, 1272555), (60, 1102881), (65, 1018044), (78, 848370), (90, 735254), (117, 565580), (130, 509022), (156, 424185), (180, 367627), (195, 339348), (234, 282790), (260, 254511), (390, 169674), (468, 141395), (585, 113116), (780, 84837), (1170, 56558), (2340, 28279)]