78324768

素因数分解:

$2^5\times 3^2\times {\mathrm{431}}^1\times {\mathrm{631}}^1$

素因数の和:1078

約数の個数: 72

約数和(自身を含む): 223606656

約数和(自身を除く): 145281888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 431, 631, 862, 1262, 1293, 1724, 1893, 2524, 2586, 3448, 3786, 3879, 5048, 5172, 5679, 6896, 7572, 7758, 10096, 10344, 11358, 13792, 15144, 15516, 20192, 20688, 22716, 30288, 31032, 41376, 45432, 60576, 62064, 90864, 124128, 181728, 271961, 543922, 815883, 1087844, 1631766, 2175688, 2447649, 3263532, 4351376, 4895298, 6527064, 8702752, 9790596, 13054128, 19581192, 26108256, 39162384, 78324768]

約数ペア:

[(1, 78324768), (2, 39162384), (3, 26108256), (4, 19581192), (6, 13054128), (8, 9790596), (9, 8702752), (12, 6527064), (16, 4895298), (18, 4351376), (24, 3263532), (32, 2447649), (36, 2175688), (48, 1631766), (72, 1087844), (96, 815883), (144, 543922), (288, 271961), (431, 181728), (631, 124128), (862, 90864), (1262, 62064), (1293, 60576), (1724, 45432), (1893, 41376), (2524, 31032), (2586, 30288), (3448, 22716), (3786, 20688), (3879, 20192), (5048, 15516), (5172, 15144), (5679, 13792), (6896, 11358), (7572, 10344), (7758, 10096)]