144640730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1889}}^1$

素因数の和:1959

約数の個数: 64

約数和(自身を含む): 304819200

約数和(自身を除く): 160178470

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 190, 247, 310, 403, 494, 589, 806, 1178, 1235, 1889, 2015, 2470, 2945, 3778, 4030, 5890, 7657, 9445, 15314, 18890, 24557, 35891, 38285, 49114, 58559, 71782, 76570, 117118, 122785, 179455, 245570, 292795, 358910, 466583, 585590, 761267, 933166, 1112621, 1522534, 2225242, 2332915, 3806335, 4665830, 5563105, 7612670, 11126210, 14464073, 28928146, 72320365, 144640730]

約数ペア:

[(1, 144640730), (2, 72320365), (5, 28928146), (10, 14464073), (13, 11126210), (19, 7612670), (26, 5563105), (31, 4665830), (38, 3806335), (62, 2332915), (65, 2225242), (95, 1522534), (130, 1112621), (155, 933166), (190, 761267), (247, 585590), (310, 466583), (403, 358910), (494, 292795), (589, 245570), (806, 179455), (1178, 122785), (1235, 117118), (1889, 76570), (2015, 71782), (2470, 58559), (2945, 49114), (3778, 38285), (4030, 35891), (5890, 24557), (7657, 18890), (9445, 15314)]