661777584

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{34211}}^1$

素因数の和:34266

約数の個数: 80

約数和(自身を含む): 1900545024

約数和(自身を除く): 1238767440

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 34211, 68422, 102633, 136844, 205266, 273688, 410532, 444743, 547376, 821064, 889486, 1060541, 1334229, 1642128, 1778972, 2121082, 2668458, 3181623, 3557944, 4242164, 5336916, 6363246, 7115888, 8484328, 10673832, 12726492, 13787033, 16968656, 21347664, 25452984, 27574066, 41361099, 50905968, 55148132, 82722198, 110296264, 165444396, 220592528, 330888792, 661777584]

約数ペア:

[(1, 661777584), (2, 330888792), (3, 220592528), (4, 165444396), (6, 110296264), (8, 82722198), (12, 55148132), (13, 50905968), (16, 41361099), (24, 27574066), (26, 25452984), (31, 21347664), (39, 16968656), (48, 13787033), (52, 12726492), (62, 10673832), (78, 8484328), (93, 7115888), (104, 6363246), (124, 5336916), (156, 4242164), (186, 3557944), (208, 3181623), (248, 2668458), (312, 2121082), (372, 1778972), (403, 1642128), (496, 1334229), (624, 1060541), (744, 889486), (806, 821064), (1209, 547376), (1488, 444743), (1612, 410532), (2418, 273688), (3224, 205266), (4836, 136844), (6448, 102633), (9672, 68422), (19344, 34211)]