68981580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22543}}^1$

素因数の和:22575

約数の個数: 72

約数和(自身を含む): 221562432

約数和(自身を除く): 152580852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 22543, 45086, 67629, 90172, 112715, 135258, 202887, 225430, 270516, 338145, 383231, 405774, 450860, 676290, 766462, 811548, 1014435, 1149693, 1352580, 1532924, 1916155, 2028870, 2299386, 3449079, 3832310, 4057740, 4598772, 5748465, 6898158, 7664620, 11496930, 13796316, 17245395, 22993860, 34490790, 68981580]

約数ペア:

[(1, 68981580), (2, 34490790), (3, 22993860), (4, 17245395), (5, 13796316), (6, 11496930), (9, 7664620), (10, 6898158), (12, 5748465), (15, 4598772), (17, 4057740), (18, 3832310), (20, 3449079), (30, 2299386), (34, 2028870), (36, 1916155), (45, 1532924), (51, 1352580), (60, 1149693), (68, 1014435), (85, 811548), (90, 766462), (102, 676290), (153, 450860), (170, 405774), (180, 383231), (204, 338145), (255, 270516), (306, 225430), (340, 202887), (510, 135258), (612, 112715), (765, 90172), (1020, 67629), (1530, 45086), (3060, 22543)]