664125690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1\times {\mathrm{1223}}^1$

素因数の和:2043

約数の個数: 64

約数和(自身を含む): 1666676736

約数和(自身を除く): 1002551046

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 787, 1223, 1574, 2361, 2446, 3669, 3935, 4722, 6115, 7338, 7870, 11805, 12230, 18101, 18345, 23610, 28129, 36202, 36690, 54303, 56258, 84387, 90505, 108606, 140645, 168774, 181010, 271515, 281290, 421935, 543030, 843870, 962501, 1925002, 2887503, 4812505, 5775006, 9625010, 14437515, 22137523, 28875030, 44275046, 66412569, 110687615, 132825138, 221375230, 332062845, 664125690]

約数ペア:

[(1, 664125690), (2, 332062845), (3, 221375230), (5, 132825138), (6, 110687615), (10, 66412569), (15, 44275046), (23, 28875030), (30, 22137523), (46, 14437515), (69, 9625010), (115, 5775006), (138, 4812505), (230, 2887503), (345, 1925002), (690, 962501), (787, 843870), (1223, 543030), (1574, 421935), (2361, 281290), (2446, 271515), (3669, 181010), (3935, 168774), (4722, 140645), (6115, 108606), (7338, 90505), (7870, 84387), (11805, 56258), (12230, 54303), (18101, 36690), (18345, 36202), (23610, 28129)]