180732972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{379}}^1\times {\mathrm{811}}^1$

素因数の和:1211

約数の個数: 72

約数和(自身を含む): 492461760

約数和(自身を除く): 311728788

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 379, 588, 758, 811, 1137, 1516, 1622, 2274, 2433, 2653, 3244, 4548, 4866, 5306, 5677, 7959, 9732, 10612, 11354, 15918, 17031, 18571, 22708, 31836, 34062, 37142, 39739, 55713, 68124, 74284, 79478, 111426, 119217, 158956, 222852, 238434, 307369, 476868, 614738, 922107, 1229476, 1844214, 2151583, 3688428, 4303166, 6454749, 8606332, 12909498, 15061081, 25818996, 30122162, 45183243, 60244324, 90366486, 180732972]

約数ペア:

[(1, 180732972), (2, 90366486), (3, 60244324), (4, 45183243), (6, 30122162), (7, 25818996), (12, 15061081), (14, 12909498), (21, 8606332), (28, 6454749), (42, 4303166), (49, 3688428), (84, 2151583), (98, 1844214), (147, 1229476), (196, 922107), (294, 614738), (379, 476868), (588, 307369), (758, 238434), (811, 222852), (1137, 158956), (1516, 119217), (1622, 111426), (2274, 79478), (2433, 74284), (2653, 68124), (3244, 55713), (4548, 39739), (4866, 37142), (5306, 34062), (5677, 31836), (7959, 22708), (9732, 18571), (10612, 17031), (11354, 15918)]