261654107640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{877}}^1\times {\mathrm{887}}^1\times {\mathrm{2803}}^1$

素因数の和:4581

約数の個数: 128

約数和(自身を含む): 787024028160

約数和(自身を除く): 525369920520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 877, 887, 1754, 1774, 2631, 2661, 2803, 3508, 3548, 4385, 4435, 5262, 5322, 5606, 7016, 7096, 8409, 8770, 8870, 10524, 10644, 11212, 13155, 13305, 14015, 16818, 17540, 17740, 21048, 21288, 22424, 26310, 26610, 28030, 33636, 35080, 35480, 42045, 52620, 53220, 56060, 67272, 84090, 105240, 106440, 112120, 168180, 336360, 777899, 1555798, 2333697, 2458231, 2486261, 3111596, 3889495, 4667394, 4916462, 4972522, 6223192, 7374693, 7458783, 7778990, 9334788, 9832924, 9945044, 11668485, 12291155, 12431305, 14749386, 14917566, 15557980, 18669576, 19665848, 19890088, 23336970, 24582310, 24862610, 29498772, 29835132, 31115960, 36873465, 37293915, 46673940, 49164620, 49725220, 58997544, 59670264, 73746930, 74587830, 93347880, 98329240, 99450440, 147493860, 149175660, 294987720, 298351320, 2180450897, 4360901794, 6541352691, 8721803588, 10902254485, 13082705382, 17443607176, 21804508970, 26165410764, 32706763455, 43609017940, 52330821528, 65413526910, 87218035880, 130827053820, 261654107640]

約数ペア:

[(1, 261654107640), (2, 130827053820), (3, 87218035880), (4, 65413526910), (5, 52330821528), (6, 43609017940), (8, 32706763455), (10, 26165410764), (12, 21804508970), (15, 17443607176), (20, 13082705382), (24, 10902254485), (30, 8721803588), (40, 6541352691), (60, 4360901794), (120, 2180450897), (877, 298351320), (887, 294987720), (1754, 149175660), (1774, 147493860), (2631, 99450440), (2661, 98329240), (2803, 93347880), (3508, 74587830), (3548, 73746930), (4385, 59670264), (4435, 58997544), (5262, 49725220), (5322, 49164620), (5606, 46673940), (7016, 37293915), (7096, 36873465), (8409, 31115960), (8770, 29835132), (8870, 29498772), (10524, 24862610), (10644, 24582310), (11212, 23336970), (13155, 19890088), (13305, 19665848), (14015, 18669576), (16818, 15557980), (17540, 14917566), (17740, 14749386), (21048, 12431305), (21288, 12291155), (22424, 11668485), (26310, 9945044), (26610, 9832924), (28030, 9334788), (33636, 7778990), (35080, 7458783), (35480, 7374693), (42045, 6223192), (52620, 4972522), (53220, 4916462), (56060, 4667394), (67272, 3889495), (84090, 3111596), (105240, 2486261), (106440, 2458231), (112120, 2333697), (168180, 1555798), (336360, 777899)]