298685640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3187}}^1$

素因数の和:3283

約数の個数: 128

約数和(自身を含む): 991595520

約数和(自身を除く): 692909880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 1065, 1320, 1420, 1562, 1704, 2130, 2343, 2840, 3124, 3187, 3905, 4260, 4686, 6248, 6374, 7810, 8520, 9372, 9561, 11715, 12748, 15620, 15935, 18744, 19122, 23430, 25496, 31240, 31870, 35057, 38244, 46860, 47805, 63740, 70114, 76488, 93720, 95610, 105171, 127480, 140228, 175285, 191220, 210342, 226277, 280456, 350570, 382440, 420684, 452554, 525855, 678831, 701140, 841368, 905108, 1051710, 1131385, 1357662, 1402280, 1810216, 2103420, 2262770, 2489047, 2715324, 3394155, 4206840, 4525540, 4978094, 5430648, 6788310, 7467141, 9051080, 9956188, 12445235, 13576620, 14934282, 19912376, 24890470, 27153240, 29868564, 37335705, 49780940, 59737128, 74671410, 99561880, 149342820, 298685640]

約数ペア:

[(1, 298685640), (2, 149342820), (3, 99561880), (4, 74671410), (5, 59737128), (6, 49780940), (8, 37335705), (10, 29868564), (11, 27153240), (12, 24890470), (15, 19912376), (20, 14934282), (22, 13576620), (24, 12445235), (30, 9956188), (33, 9051080), (40, 7467141), (44, 6788310), (55, 5430648), (60, 4978094), (66, 4525540), (71, 4206840), (88, 3394155), (110, 2715324), (120, 2489047), (132, 2262770), (142, 2103420), (165, 1810216), (213, 1402280), (220, 1357662), (264, 1131385), (284, 1051710), (330, 905108), (355, 841368), (426, 701140), (440, 678831), (568, 525855), (660, 452554), (710, 420684), (781, 382440), (852, 350570), (1065, 280456), (1320, 226277), (1420, 210342), (1562, 191220), (1704, 175285), (2130, 140228), (2343, 127480), (2840, 105171), (3124, 95610), (3187, 93720), (3905, 76488), (4260, 70114), (4686, 63740), (6248, 47805), (6374, 46860), (7810, 38244), (8520, 35057), (9372, 31870), (9561, 31240), (11715, 25496), (12748, 23430), (15620, 19122), (15935, 18744)]