645566904

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{146987}}^1$

素因数の和:147060

約数の個数: 48

約数和(自身を含む): 1777084920

約数和(自身を除く): 1131518016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 146987, 293974, 440961, 587948, 881922, 1175896, 1322883, 1763844, 2645766, 3527688, 5291532, 8966207, 10583064, 17932414, 26898621, 35864828, 53797242, 71729656, 80695863, 107594484, 161391726, 215188968, 322783452, 645566904]

約数ペア:

[(1, 645566904), (2, 322783452), (3, 215188968), (4, 161391726), (6, 107594484), (8, 80695863), (9, 71729656), (12, 53797242), (18, 35864828), (24, 26898621), (36, 17932414), (61, 10583064), (72, 8966207), (122, 5291532), (183, 3527688), (244, 2645766), (366, 1763844), (488, 1322883), (549, 1175896), (732, 881922), (1098, 587948), (1464, 440961), (2196, 293974), (4392, 146987)]