209714940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8263}}^1$

素因数の和:8328

約数の個数: 96

約数和(自身を含む): 666408960

約数和(自身を除く): 456694020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 846, 940, 1269, 1410, 1692, 2115, 2538, 2820, 4230, 5076, 6345, 8263, 8460, 12690, 16526, 24789, 25380, 33052, 41315, 49578, 74367, 82630, 99156, 123945, 148734, 165260, 223101, 247890, 297468, 371835, 388361, 446202, 495780, 743670, 776722, 892404, 1115505, 1165083, 1487340, 1553444, 1941805, 2231010, 2330166, 3495249, 3883610, 4462020, 4660332, 5825415, 6990498, 7767220, 10485747, 11650830, 13980996, 17476245, 20971494, 23301660, 34952490, 41942988, 52428735, 69904980, 104857470, 209714940]

約数ペア:

[(1, 209714940), (2, 104857470), (3, 69904980), (4, 52428735), (5, 41942988), (6, 34952490), (9, 23301660), (10, 20971494), (12, 17476245), (15, 13980996), (18, 11650830), (20, 10485747), (27, 7767220), (30, 6990498), (36, 5825415), (45, 4660332), (47, 4462020), (54, 3883610), (60, 3495249), (90, 2330166), (94, 2231010), (108, 1941805), (135, 1553444), (141, 1487340), (180, 1165083), (188, 1115505), (235, 892404), (270, 776722), (282, 743670), (423, 495780), (470, 446202), (540, 388361), (564, 371835), (705, 297468), (846, 247890), (940, 223101), (1269, 165260), (1410, 148734), (1692, 123945), (2115, 99156), (2538, 82630), (2820, 74367), (4230, 49578), (5076, 41315), (6345, 33052), (8263, 25380), (8460, 24789), (12690, 16526)]