78691860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33629}}^1$

素因数の和:33657

約数の個数: 72

約数和(自身を含む): 257067720

約数和(自身を除く): 178375860

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, 33629, 67258, 100887, 134516, 168145, 201774, 302661, 336290, 403548, 437177, 504435, 605322, 672580, 874354, 1008870, 1210644, 1311531, 1513305, 1748708, 2017740, 2185885, 2623062, 3026610, 3934593, 4371770, 5246124, 6053220, 6557655, 7869186, 8743540, 13115310, 15738372, 19672965, 26230620, 39345930, 78691860]

約数ペア:

[(1, 78691860), (2, 39345930), (3, 26230620), (4, 19672965), (5, 15738372), (6, 13115310), (9, 8743540), (10, 7869186), (12, 6557655), (13, 6053220), (15, 5246124), (18, 4371770), (20, 3934593), (26, 3026610), (30, 2623062), (36, 2185885), (39, 2017740), (45, 1748708), (52, 1513305), (60, 1311531), (65, 1210644), (78, 1008870), (90, 874354), (117, 672580), (130, 605322), (156, 504435), (180, 437177), (195, 403548), (234, 336290), (260, 302661), (390, 201774), (468, 168145), (585, 134516), (780, 100887), (1170, 67258), (2340, 33629)]