204845580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{66943}}^1$

素因数の和:66975

約数の個数: 72

約数和(自身を含む): 657925632

約数和(自身を除く): 453080052

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, 66943, 133886, 200829, 267772, 334715, 401658, 602487, 669430, 803316, 1004145, 1138031, 1204974, 1338860, 2008290, 2276062, 2409948, 3012435, 3414093, 4016580, 4552124, 5690155, 6024870, 6828186, 10242279, 11380310, 12049740, 13656372, 17070465, 20484558, 22760620, 34140930, 40969116, 51211395, 68281860, 102422790, 204845580]

約数ペア:

[(1, 204845580), (2, 102422790), (3, 68281860), (4, 51211395), (5, 40969116), (6, 34140930), (9, 22760620), (10, 20484558), (12, 17070465), (15, 13656372), (17, 12049740), (18, 11380310), (20, 10242279), (30, 6828186), (34, 6024870), (36, 5690155), (45, 4552124), (51, 4016580), (60, 3414093), (68, 3012435), (85, 2409948), (90, 2276062), (102, 2008290), (153, 1338860), (170, 1204974), (180, 1138031), (204, 1004145), (255, 803316), (306, 669430), (340, 602487), (510, 401658), (612, 334715), (765, 267772), (1020, 200829), (1530, 133886), (3060, 66943)]