257378616

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1018

約数の個数: 144

約数和(自身を含む): 791743680

約数和(自身を除く): 534365064

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 72, 88, 93, 99, 121, 124, 132, 186, 198, 242, 248, 264, 279, 341, 363, 372, 396, 484, 558, 682, 726, 744, 792, 953, 968, 1023, 1089, 1116, 1364, 1452, 1906, 2046, 2178, 2232, 2728, 2859, 2904, 3069, 3751, 3812, 4092, 4356, 5718, 6138, 7502, 7624, 8184, 8577, 8712, 10483, 11253, 11436, 12276, 15004, 17154, 20966, 22506, 22872, 24552, 29543, 30008, 31449, 33759, 34308, 41932, 45012, 59086, 62898, 67518, 68616, 83864, 88629, 90024, 94347, 115313, 118172, 125796, 135036, 177258, 188694, 230626, 236344, 251592, 265887, 270072, 324973, 345939, 354516, 377388, 461252, 531774, 649946, 691878, 709032, 754776, 922504, 974919, 1037817, 1063548, 1299892, 1383756, 1949838, 2075634, 2127096, 2599784, 2767512, 2924757, 3574703, 3899676, 4151268, 5849514, 7149406, 7799352, 8302536, 10724109, 11699028, 14298812, 21448218, 23398056, 28597624, 32172327, 42896436, 64344654, 85792872, 128689308, 257378616]

約数ペア:

[(1, 257378616), (2, 128689308), (3, 85792872), (4, 64344654), (6, 42896436), (8, 32172327), (9, 28597624), (11, 23398056), (12, 21448218), (18, 14298812), (22, 11699028), (24, 10724109), (31, 8302536), (33, 7799352), (36, 7149406), (44, 5849514), (62, 4151268), (66, 3899676), (72, 3574703), (88, 2924757), (93, 2767512), (99, 2599784), (121, 2127096), (124, 2075634), (132, 1949838), (186, 1383756), (198, 1299892), (242, 1063548), (248, 1037817), (264, 974919), (279, 922504), (341, 754776), (363, 709032), (372, 691878), (396, 649946), (484, 531774), (558, 461252), (682, 377388), (726, 354516), (744, 345939), (792, 324973), (953, 270072), (968, 265887), (1023, 251592), (1089, 236344), (1116, 230626), (1364, 188694), (1452, 177258), (1906, 135036), (2046, 125796), (2178, 118172), (2232, 115313), (2728, 94347), (2859, 90024), (2904, 88629), (3069, 83864), (3751, 68616), (3812, 67518), (4092, 62898), (4356, 59086), (5718, 45012), (6138, 41932), (7502, 34308), (7624, 33759), (8184, 31449), (8577, 30008), (8712, 29543), (10483, 24552), (11253, 22872), (11436, 22506), (12276, 20966), (15004, 17154)]