290914680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8447}}^1$

素因数の和:8509

約数の個数: 128

約数和(自身を含む): 1021870080

約数和(自身を除く): 730955400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2296, 2460, 2870, 3444, 4305, 4920, 5740, 6888, 8447, 8610, 11480, 16894, 17220, 25341, 33788, 34440, 42235, 50682, 59129, 67576, 84470, 101364, 118258, 126705, 168940, 177387, 202728, 236516, 253410, 295645, 337880, 346327, 354774, 473032, 506820, 591290, 692654, 709548, 886935, 1013640, 1038981, 1182580, 1385308, 1419096, 1731635, 1773870, 2077962, 2365160, 2424289, 2770616, 3463270, 3547740, 4155924, 4848578, 5194905, 6926540, 7095480, 7272867, 8311848, 9697156, 10389810, 12121445, 13853080, 14545734, 19394312, 20779620, 24242890, 29091468, 36364335, 41559240, 48485780, 58182936, 72728670, 96971560, 145457340, 290914680]

約数ペア:

[(1, 290914680), (2, 145457340), (3, 96971560), (4, 72728670), (5, 58182936), (6, 48485780), (7, 41559240), (8, 36364335), (10, 29091468), (12, 24242890), (14, 20779620), (15, 19394312), (20, 14545734), (21, 13853080), (24, 12121445), (28, 10389810), (30, 9697156), (35, 8311848), (40, 7272867), (41, 7095480), (42, 6926540), (56, 5194905), (60, 4848578), (70, 4155924), (82, 3547740), (84, 3463270), (105, 2770616), (120, 2424289), (123, 2365160), (140, 2077962), (164, 1773870), (168, 1731635), (205, 1419096), (210, 1385308), (246, 1182580), (280, 1038981), (287, 1013640), (328, 886935), (410, 709548), (420, 692654), (492, 591290), (574, 506820), (615, 473032), (820, 354774), (840, 346327), (861, 337880), (984, 295645), (1148, 253410), (1230, 236516), (1435, 202728), (1640, 177387), (1722, 168940), (2296, 126705), (2460, 118258), (2870, 101364), (3444, 84470), (4305, 67576), (4920, 59129), (5740, 50682), (6888, 42235), (8447, 34440), (8610, 33788), (11480, 25341), (16894, 17220)]