325289340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25453}}^1$

素因数の和:25539

約数の個数: 72

約数和(自身を含む): 1000647648

約数和(自身を除く): 675358308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 25453, 50906, 76359, 101812, 127265, 152718, 229077, 254530, 305436, 381795, 458154, 509060, 763590, 916308, 1145385, 1527180, 1807163, 2290770, 3614326, 4581540, 5421489, 7228652, 9035815, 10842978, 16264467, 18071630, 21685956, 27107445, 32528934, 36143260, 54214890, 65057868, 81322335, 108429780, 162644670, 325289340]

約数ペア:

[(1, 325289340), (2, 162644670), (3, 108429780), (4, 81322335), (5, 65057868), (6, 54214890), (9, 36143260), (10, 32528934), (12, 27107445), (15, 21685956), (18, 18071630), (20, 16264467), (30, 10842978), (36, 9035815), (45, 7228652), (60, 5421489), (71, 4581540), (90, 3614326), (142, 2290770), (180, 1807163), (213, 1527180), (284, 1145385), (355, 916308), (426, 763590), (639, 509060), (710, 458154), (852, 381795), (1065, 305436), (1278, 254530), (1420, 229077), (2130, 152718), (2556, 127265), (3195, 101812), (4260, 76359), (6390, 50906), (12780, 25453)]