313807440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31891}}^1$

素因数の和:31948

約数の個数: 80

約数和(自身を含む): 996561216

約数和(自身を除く): 682753776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 31891, 63782, 95673, 127564, 159455, 191346, 255128, 318910, 382692, 478365, 510256, 637820, 765384, 956730, 1275640, 1307531, 1530768, 1913460, 2551280, 2615062, 3826920, 3922593, 5230124, 6537655, 7653840, 7845186, 10460248, 13075310, 15690372, 19612965, 20920496, 26150620, 31380744, 39225930, 52301240, 62761488, 78451860, 104602480, 156903720, 313807440]

約数ペア:

[(1, 313807440), (2, 156903720), (3, 104602480), (4, 78451860), (5, 62761488), (6, 52301240), (8, 39225930), (10, 31380744), (12, 26150620), (15, 20920496), (16, 19612965), (20, 15690372), (24, 13075310), (30, 10460248), (40, 7845186), (41, 7653840), (48, 6537655), (60, 5230124), (80, 3922593), (82, 3826920), (120, 2615062), (123, 2551280), (164, 1913460), (205, 1530768), (240, 1307531), (246, 1275640), (328, 956730), (410, 765384), (492, 637820), (615, 510256), (656, 478365), (820, 382692), (984, 318910), (1230, 255128), (1640, 191346), (1968, 159455), (2460, 127564), (3280, 95673), (4920, 63782), (9840, 31891)]