978989880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43627}}^1$

素因数の和:43669

約数の個数: 128

約数和(自身を含む): 3392513280

約数和(自身を除く): 2413523400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3740, 4488, 5610, 7480, 11220, 22440, 43627, 87254, 130881, 174508, 218135, 261762, 349016, 436270, 479897, 523524, 654405, 741659, 872540, 959794, 1047048, 1308810, 1439691, 1483318, 1745080, 1919588, 2224977, 2399485, 2617620, 2879382, 2966636, 3708295, 3839176, 4449954, 4798970, 5235240, 5758764, 5933272, 7198455, 7416590, 8158249, 8899908, 9597940, 11124885, 11517528, 14396910, 14833180, 16316498, 17799816, 19195880, 22249770, 24474747, 28793820, 29666360, 32632996, 40791245, 44499540, 48949494, 57587640, 65265992, 81582490, 88999080, 97898988, 122373735, 163164980, 195797976, 244747470, 326329960, 489494940, 978989880]

約数ペア:

[(1, 978989880), (2, 489494940), (3, 326329960), (4, 244747470), (5, 195797976), (6, 163164980), (8, 122373735), (10, 97898988), (11, 88999080), (12, 81582490), (15, 65265992), (17, 57587640), (20, 48949494), (22, 44499540), (24, 40791245), (30, 32632996), (33, 29666360), (34, 28793820), (40, 24474747), (44, 22249770), (51, 19195880), (55, 17799816), (60, 16316498), (66, 14833180), (68, 14396910), (85, 11517528), (88, 11124885), (102, 9597940), (110, 8899908), (120, 8158249), (132, 7416590), (136, 7198455), (165, 5933272), (170, 5758764), (187, 5235240), (204, 4798970), (220, 4449954), (255, 3839176), (264, 3708295), (330, 2966636), (340, 2879382), (374, 2617620), (408, 2399485), (440, 2224977), (510, 1919588), (561, 1745080), (660, 1483318), (680, 1439691), (748, 1308810), (935, 1047048), (1020, 959794), (1122, 872540), (1320, 741659), (1496, 654405), (1870, 523524), (2040, 479897), (2244, 436270), (2805, 349016), (3740, 261762), (4488, 218135), (5610, 174508), (7480, 130881), (11220, 87254), (22440, 43627)]