431020720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{24379}}^1$

素因数の和:24422

約数の個数: 80

約数和(自身を含む): 1142739360

約数和(自身を除く): 711718640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 8840, 17680, 24379, 48758, 97516, 121895, 195032, 243790, 316927, 390064, 414443, 487580, 633854, 828886, 975160, 1267708, 1584635, 1657772, 1950320, 2072215, 2535416, 3169270, 3315544, 4144430, 5070832, 5387759, 6338540, 6631088, 8288860, 10775518, 12677080, 16577720, 21551036, 25354160, 26938795, 33155440, 43102072, 53877590, 86204144, 107755180, 215510360, 431020720]

約数ペア:

[(1, 431020720), (2, 215510360), (4, 107755180), (5, 86204144), (8, 53877590), (10, 43102072), (13, 33155440), (16, 26938795), (17, 25354160), (20, 21551036), (26, 16577720), (34, 12677080), (40, 10775518), (52, 8288860), (65, 6631088), (68, 6338540), (80, 5387759), (85, 5070832), (104, 4144430), (130, 3315544), (136, 3169270), (170, 2535416), (208, 2072215), (221, 1950320), (260, 1657772), (272, 1584635), (340, 1267708), (442, 975160), (520, 828886), (680, 633854), (884, 487580), (1040, 414443), (1105, 390064), (1360, 316927), (1768, 243790), (2210, 195032), (3536, 121895), (4420, 97516), (8840, 48758), (17680, 24379)]