268980530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:424

約数の個数: 128

約数和(自身を含む): 642539520

約数和(自身を除く): 373558990

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 47, 65, 70, 91, 94, 95, 130, 133, 182, 190, 235, 247, 266, 329, 331, 455, 470, 494, 611, 658, 662, 665, 893, 910, 1222, 1235, 1330, 1645, 1655, 1729, 1786, 2317, 2470, 3055, 3290, 3310, 3458, 4277, 4303, 4465, 4634, 6110, 6251, 6289, 8554, 8606, 8645, 8930, 11585, 11609, 12502, 12578, 15557, 17290, 21385, 21515, 23170, 23218, 30121, 31114, 31255, 31445, 42770, 43030, 44023, 58045, 60242, 62510, 62890, 77785, 81263, 81757, 88046, 108899, 116090, 150605, 155570, 162526, 163514, 202241, 217798, 220115, 295583, 301210, 404482, 406315, 408785, 440230, 544495, 572299, 591166, 812630, 817570, 1011205, 1088990, 1144598, 1415687, 1477915, 2022410, 2069081, 2831374, 2861495, 2955830, 3842579, 4138162, 5722990, 7078435, 7685158, 10345405, 14156870, 19212895, 20690810, 26898053, 38425790, 53796106, 134490265, 268980530]

約数ペア:

[(1, 268980530), (2, 134490265), (5, 53796106), (7, 38425790), (10, 26898053), (13, 20690810), (14, 19212895), (19, 14156870), (26, 10345405), (35, 7685158), (38, 7078435), (47, 5722990), (65, 4138162), (70, 3842579), (91, 2955830), (94, 2861495), (95, 2831374), (130, 2069081), (133, 2022410), (182, 1477915), (190, 1415687), (235, 1144598), (247, 1088990), (266, 1011205), (329, 817570), (331, 812630), (455, 591166), (470, 572299), (494, 544495), (611, 440230), (658, 408785), (662, 406315), (665, 404482), (893, 301210), (910, 295583), (1222, 220115), (1235, 217798), (1330, 202241), (1645, 163514), (1655, 162526), (1729, 155570), (1786, 150605), (2317, 116090), (2470, 108899), (3055, 88046), (3290, 81757), (3310, 81263), (3458, 77785), (4277, 62890), (4303, 62510), (4465, 60242), (4634, 58045), (6110, 44023), (6251, 43030), (6289, 42770), (8554, 31445), (8606, 31255), (8645, 31114), (8930, 30121), (11585, 23218), (11609, 23170), (12502, 21515), (12578, 21385), (15557, 17290)]