120355240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{467}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 288100800

約数和(自身を除く): 167745560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 379, 467, 680, 758, 934, 1516, 1868, 1895, 2335, 3032, 3736, 3790, 4670, 6443, 7580, 7939, 9340, 12886, 15160, 15878, 18680, 25772, 31756, 32215, 39695, 51544, 63512, 64430, 79390, 128860, 158780, 176993, 257720, 317560, 353986, 707972, 884965, 1415944, 1769930, 3008881, 3539860, 6017762, 7079720, 12035524, 15044405, 24071048, 30088810, 60177620, 120355240]

約数ペア:

[(1, 120355240), (2, 60177620), (4, 30088810), (5, 24071048), (8, 15044405), (10, 12035524), (17, 7079720), (20, 6017762), (34, 3539860), (40, 3008881), (68, 1769930), (85, 1415944), (136, 884965), (170, 707972), (340, 353986), (379, 317560), (467, 257720), (680, 176993), (758, 158780), (934, 128860), (1516, 79390), (1868, 64430), (1895, 63512), (2335, 51544), (3032, 39695), (3736, 32215), (3790, 31756), (4670, 25772), (6443, 18680), (7580, 15878), (7939, 15160), (9340, 12886)]