631142640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28277}}^1$

素因数の和:28327

約数の個数: 120

約数和(自身を含む): 2188038528

約数和(自身を除く): 1556895888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 28277, 56554, 84831, 113108, 141385, 169662, 226216, 254493, 282770, 339324, 424155, 452432, 508986, 565540, 678648, 848310, 876587, 1017972, 1131080, 1272465, 1357296, 1696620, 1753174, 2035944, 2262160, 2544930, 2629761, 3393240, 3506348, 4071888, 4382935, 5089860, 5259522, 6786480, 7012696, 7889283, 8765870, 10179720, 10519044, 13148805, 14025392, 15778566, 17531740, 20359440, 21038088, 26297610, 31557132, 35063480, 39446415, 42076176, 52595220, 63114264, 70126960, 78892830, 105190440, 126228528, 157785660, 210380880, 315571320, 631142640]

約数ペア:

[(1, 631142640), (2, 315571320), (3, 210380880), (4, 157785660), (5, 126228528), (6, 105190440), (8, 78892830), (9, 70126960), (10, 63114264), (12, 52595220), (15, 42076176), (16, 39446415), (18, 35063480), (20, 31557132), (24, 26297610), (30, 21038088), (31, 20359440), (36, 17531740), (40, 15778566), (45, 14025392), (48, 13148805), (60, 10519044), (62, 10179720), (72, 8765870), (80, 7889283), (90, 7012696), (93, 6786480), (120, 5259522), (124, 5089860), (144, 4382935), (155, 4071888), (180, 3506348), (186, 3393240), (240, 2629761), (248, 2544930), (279, 2262160), (310, 2035944), (360, 1753174), (372, 1696620), (465, 1357296), (496, 1272465), (558, 1131080), (620, 1017972), (720, 876587), (744, 848310), (930, 678648), (1116, 565540), (1240, 508986), (1395, 452432), (1488, 424155), (1860, 339324), (2232, 282770), (2480, 254493), (2790, 226216), (3720, 169662), (4464, 141385), (5580, 113108), (7440, 84831), (11160, 56554), (22320, 28277)]