130353680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 321408000

約数和(自身を除く): 191054320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 191, 304, 380, 382, 449, 760, 764, 898, 955, 1520, 1528, 1796, 1910, 2245, 3056, 3592, 3629, 3820, 4490, 7184, 7258, 7640, 8531, 8980, 14516, 15280, 17062, 17960, 18145, 29032, 34124, 35920, 36290, 42655, 58064, 68248, 72580, 85310, 85759, 136496, 145160, 170620, 171518, 290320, 341240, 343036, 428795, 682480, 686072, 857590, 1372144, 1629421, 1715180, 3258842, 3430360, 6517684, 6860720, 8147105, 13035368, 16294210, 26070736, 32588420, 65176840, 130353680]

約数ペア:

[(1, 130353680), (2, 65176840), (4, 32588420), (5, 26070736), (8, 16294210), (10, 13035368), (16, 8147105), (19, 6860720), (20, 6517684), (38, 3430360), (40, 3258842), (76, 1715180), (80, 1629421), (95, 1372144), (152, 857590), (190, 686072), (191, 682480), (304, 428795), (380, 343036), (382, 341240), (449, 290320), (760, 171518), (764, 170620), (898, 145160), (955, 136496), (1520, 85759), (1528, 85310), (1796, 72580), (1910, 68248), (2245, 58064), (3056, 42655), (3592, 36290), (3629, 35920), (3820, 34124), (4490, 29032), (7184, 18145), (7258, 17960), (7640, 17062), (8531, 15280), (8980, 14516)]