208348668

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{30949}}^1$

素因数の和:30987

約数の個数: 72

約数和(自身を含む): 608353200

約数和(自身を除く): 400004532

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 3366, 6732, 30949, 61898, 92847, 123796, 185694, 278541, 340439, 371388, 526133, 557082, 680878, 1021317, 1052266, 1114164, 1361756, 1578399, 2042634, 2104532, 3063951, 3156798, 4085268, 4735197, 5787463, 6127902, 6313596, 9470394, 11574926, 12255804, 17362389, 18940788, 23149852, 34724778, 52087167, 69449556, 104174334, 208348668]

約数ペア:

[(1, 208348668), (2, 104174334), (3, 69449556), (4, 52087167), (6, 34724778), (9, 23149852), (11, 18940788), (12, 17362389), (17, 12255804), (18, 11574926), (22, 9470394), (33, 6313596), (34, 6127902), (36, 5787463), (44, 4735197), (51, 4085268), (66, 3156798), (68, 3063951), (99, 2104532), (102, 2042634), (132, 1578399), (153, 1361756), (187, 1114164), (198, 1052266), (204, 1021317), (306, 680878), (374, 557082), (396, 526133), (561, 371388), (612, 340439), (748, 278541), (1122, 185694), (1683, 123796), (2244, 92847), (3366, 61898), (6732, 30949)]