72157021140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2621}}^1\times {\mathrm{3301}}^1$

素因数の和:6073

約数の個数: 96

約数和(自身を含む): 203632490880

約数和(自身を除く): 131475469740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2621, 2780, 3301, 4170, 5242, 6602, 7863, 8340, 9903, 10484, 13105, 13204, 15726, 16505, 19806, 26210, 31452, 33010, 39315, 39612, 49515, 52420, 66020, 78630, 99030, 157260, 198060, 364319, 458839, 728638, 917678, 1092957, 1376517, 1457276, 1821595, 1835356, 2185914, 2294195, 2753034, 3643190, 4371828, 4588390, 5464785, 5506068, 6882585, 7286380, 8651921, 9176780, 10929570, 13765170, 17303842, 21859140, 25955763, 27530340, 34607684, 43259605, 51911526, 86519210, 103823052, 129778815, 173038420, 259557630, 519115260, 1202617019, 2405234038, 3607851057, 4810468076, 6013085095, 7215702114, 12026170190, 14431404228, 18039255285, 24052340380, 36078510570, 72157021140]

約数ペア:

[(1, 72157021140), (2, 36078510570), (3, 24052340380), (4, 18039255285), (5, 14431404228), (6, 12026170190), (10, 7215702114), (12, 6013085095), (15, 4810468076), (20, 3607851057), (30, 2405234038), (60, 1202617019), (139, 519115260), (278, 259557630), (417, 173038420), (556, 129778815), (695, 103823052), (834, 86519210), (1390, 51911526), (1668, 43259605), (2085, 34607684), (2621, 27530340), (2780, 25955763), (3301, 21859140), (4170, 17303842), (5242, 13765170), (6602, 10929570), (7863, 9176780), (8340, 8651921), (9903, 7286380), (10484, 6882585), (13105, 5506068), (13204, 5464785), (15726, 4588390), (16505, 4371828), (19806, 3643190), (26210, 2753034), (31452, 2294195), (33010, 2185914), (39315, 1835356), (39612, 1821595), (49515, 1457276), (52420, 1376517), (66020, 1092957), (78630, 917678), (99030, 728638), (157260, 458839), (198060, 364319)]