281058470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 658409472

約数和(自身を除く): 377351002

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 53, 55, 70, 71, 77, 97, 106, 110, 142, 154, 194, 265, 355, 371, 385, 485, 497, 530, 583, 679, 710, 742, 770, 781, 970, 994, 1067, 1166, 1358, 1562, 1855, 2134, 2485, 2915, 3395, 3710, 3763, 3905, 4081, 4970, 5141, 5335, 5467, 5830, 6790, 6887, 7469, 7526, 7810, 8162, 10282, 10670, 10934, 13774, 14938, 18815, 20405, 25705, 26341, 27335, 34435, 35987, 37345, 37630, 40810, 41393, 48209, 51410, 52682, 54670, 56551, 68870, 71974, 74690, 75757, 82786, 96418, 113102, 131705, 151514, 179935, 206965, 241045, 263410, 282755, 289751, 359870, 365011, 378785, 395857, 413930, 482090, 530299, 565510, 579502, 730022, 757570, 791714, 1060598, 1448755, 1825055, 1979285, 2555077, 2651495, 2897510, 3650110, 3958570, 4015121, 5110154, 5302990, 8030242, 12775385, 20075605, 25550770, 28105847, 40151210, 56211694, 140529235, 281058470]

約数ペア:

[(1, 281058470), (2, 140529235), (5, 56211694), (7, 40151210), (10, 28105847), (11, 25550770), (14, 20075605), (22, 12775385), (35, 8030242), (53, 5302990), (55, 5110154), (70, 4015121), (71, 3958570), (77, 3650110), (97, 2897510), (106, 2651495), (110, 2555077), (142, 1979285), (154, 1825055), (194, 1448755), (265, 1060598), (355, 791714), (371, 757570), (385, 730022), (485, 579502), (497, 565510), (530, 530299), (583, 482090), (679, 413930), (710, 395857), (742, 378785), (770, 365011), (781, 359870), (970, 289751), (994, 282755), (1067, 263410), (1166, 241045), (1358, 206965), (1562, 179935), (1855, 151514), (2134, 131705), (2485, 113102), (2915, 96418), (3395, 82786), (3710, 75757), (3763, 74690), (3905, 71974), (4081, 68870), (4970, 56551), (5141, 54670), (5335, 52682), (5467, 51410), (5830, 48209), (6790, 41393), (6887, 40810), (7469, 37630), (7526, 37345), (7810, 35987), (8162, 34435), (10282, 27335), (10670, 26341), (10934, 25705), (13774, 20405), (14938, 18815)]