155663340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{811}}^1$

素因数の和:1287

約数の個数: 96

約数和(自身を含む): 499828224

約数和(自身を除く): 344164884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 457, 811, 914, 1371, 1622, 1828, 2285, 2433, 2742, 3199, 3244, 4055, 4570, 4866, 5484, 5677, 6398, 6855, 8110, 9140, 9597, 9732, 11354, 12165, 12796, 13710, 15995, 16220, 17031, 19194, 22708, 24330, 27420, 28385, 31990, 34062, 38388, 47985, 48660, 56770, 63980, 68124, 85155, 95970, 113540, 170310, 191940, 340620, 370627, 741254, 1111881, 1482508, 1853135, 2223762, 2594389, 3706270, 4447524, 5188778, 5559405, 7412540, 7783167, 10377556, 11118810, 12971945, 15566334, 22237620, 25943890, 31132668, 38915835, 51887780, 77831670, 155663340]

約数ペア:

[(1, 155663340), (2, 77831670), (3, 51887780), (4, 38915835), (5, 31132668), (6, 25943890), (7, 22237620), (10, 15566334), (12, 12971945), (14, 11118810), (15, 10377556), (20, 7783167), (21, 7412540), (28, 5559405), (30, 5188778), (35, 4447524), (42, 3706270), (60, 2594389), (70, 2223762), (84, 1853135), (105, 1482508), (140, 1111881), (210, 741254), (420, 370627), (457, 340620), (811, 191940), (914, 170310), (1371, 113540), (1622, 95970), (1828, 85155), (2285, 68124), (2433, 63980), (2742, 56770), (3199, 48660), (3244, 47985), (4055, 38388), (4570, 34062), (4866, 31990), (5484, 28385), (5677, 27420), (6398, 24330), (6855, 22708), (8110, 19194), (9140, 17031), (9597, 16220), (9732, 15995), (11354, 13710), (12165, 12796)]