905660340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{2621}}^1$

素因数の和:3089

約数の個数: 96

約数和(自身を含む): 2738123136

約数和(自身を除く): 1832462796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 443, 780, 886, 1329, 1772, 2215, 2621, 2658, 4430, 5242, 5316, 5759, 6645, 7863, 8860, 10484, 11518, 13105, 13290, 15726, 17277, 23036, 26210, 26580, 28795, 31452, 34073, 34554, 39315, 52420, 57590, 68146, 69108, 78630, 86385, 102219, 115180, 136292, 157260, 170365, 172770, 204438, 340730, 345540, 408876, 511095, 681460, 1022190, 1161103, 2044380, 2322206, 3483309, 4644412, 5805515, 6966618, 11611030, 13933236, 15094339, 17416545, 23222060, 30188678, 34833090, 45283017, 60377356, 69666180, 75471695, 90566034, 150943390, 181132068, 226415085, 301886780, 452830170, 905660340]

約数ペア:

[(1, 905660340), (2, 452830170), (3, 301886780), (4, 226415085), (5, 181132068), (6, 150943390), (10, 90566034), (12, 75471695), (13, 69666180), (15, 60377356), (20, 45283017), (26, 34833090), (30, 30188678), (39, 23222060), (52, 17416545), (60, 15094339), (65, 13933236), (78, 11611030), (130, 6966618), (156, 5805515), (195, 4644412), (260, 3483309), (390, 2322206), (443, 2044380), (780, 1161103), (886, 1022190), (1329, 681460), (1772, 511095), (2215, 408876), (2621, 345540), (2658, 340730), (4430, 204438), (5242, 172770), (5316, 170365), (5759, 157260), (6645, 136292), (7863, 115180), (8860, 102219), (10484, 86385), (11518, 78630), (13105, 69108), (13290, 68146), (15726, 57590), (17277, 52420), (23036, 39315), (26210, 34554), (26580, 34073), (28795, 31452)]