16984380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 56881440

約数和(自身を除く): 39897060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 109, 140, 147, 159, 196, 210, 212, 218, 245, 265, 294, 318, 327, 371, 420, 436, 490, 530, 545, 588, 636, 654, 735, 742, 763, 795, 980, 1060, 1090, 1113, 1308, 1470, 1484, 1526, 1590, 1635, 1855, 2180, 2226, 2289, 2597, 2940, 3052, 3180, 3270, 3710, 3815, 4452, 4578, 5194, 5341, 5565, 5777, 6540, 7420, 7630, 7791, 9156, 10388, 10682, 11130, 11445, 11554, 12985, 15260, 15582, 16023, 17331, 21364, 22260, 22890, 23108, 25970, 26705, 28885, 31164, 32046, 34662, 38955, 40439, 45780, 51940, 53410, 57770, 64092, 69324, 77910, 80115, 80878, 86655, 106820, 115540, 121317, 155820, 160230, 161756, 173310, 202195, 242634, 283073, 320460, 346620, 404390, 485268, 566146, 606585, 808780, 849219, 1132292, 1213170, 1415365, 1698438, 2426340, 2830730, 3396876, 4246095, 5661460, 8492190, 16984380]

約数ペア:

[(1, 16984380), (2, 8492190), (3, 5661460), (4, 4246095), (5, 3396876), (6, 2830730), (7, 2426340), (10, 1698438), (12, 1415365), (14, 1213170), (15, 1132292), (20, 849219), (21, 808780), (28, 606585), (30, 566146), (35, 485268), (42, 404390), (49, 346620), (53, 320460), (60, 283073), (70, 242634), (84, 202195), (98, 173310), (105, 161756), (106, 160230), (109, 155820), (140, 121317), (147, 115540), (159, 106820), (196, 86655), (210, 80878), (212, 80115), (218, 77910), (245, 69324), (265, 64092), (294, 57770), (318, 53410), (327, 51940), (371, 45780), (420, 40439), (436, 38955), (490, 34662), (530, 32046), (545, 31164), (588, 28885), (636, 26705), (654, 25970), (735, 23108), (742, 22890), (763, 22260), (795, 21364), (980, 17331), (1060, 16023), (1090, 15582), (1113, 15260), (1308, 12985), (1470, 11554), (1484, 11445), (1526, 11130), (1590, 10682), (1635, 10388), (1855, 9156), (2180, 7791), (2226, 7630), (2289, 7420), (2597, 6540), (2940, 5777), (3052, 5565), (3180, 5341), (3270, 5194), (3710, 4578), (3815, 4452)]