209143360

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:804

約数の個数: 112

約数和(自身を含む): 532546560

約数和(自身を除く): 323403200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 145, 155, 160, 232, 248, 290, 310, 320, 464, 496, 580, 620, 727, 899, 928, 992, 1160, 1240, 1454, 1798, 1856, 1984, 2320, 2480, 2908, 3596, 3635, 4495, 4640, 4960, 5816, 7192, 7270, 8990, 9280, 9920, 11632, 14384, 14540, 17980, 21083, 22537, 23264, 28768, 29080, 35960, 42166, 45074, 46528, 57536, 58160, 71920, 84332, 90148, 105415, 112685, 116320, 143840, 168664, 180296, 210830, 225370, 232640, 287680, 337328, 360592, 421660, 450740, 653573, 674656, 721184, 843320, 901480, 1307146, 1349312, 1442368, 1686640, 1802960, 2614292, 3267865, 3373280, 3605920, 5228584, 6535730, 6746560, 7211840, 10457168, 13071460, 20914336, 26142920, 41828672, 52285840, 104571680, 209143360]

約数ペア:

[(1, 209143360), (2, 104571680), (4, 52285840), (5, 41828672), (8, 26142920), (10, 20914336), (16, 13071460), (20, 10457168), (29, 7211840), (31, 6746560), (32, 6535730), (40, 5228584), (58, 3605920), (62, 3373280), (64, 3267865), (80, 2614292), (116, 1802960), (124, 1686640), (145, 1442368), (155, 1349312), (160, 1307146), (232, 901480), (248, 843320), (290, 721184), (310, 674656), (320, 653573), (464, 450740), (496, 421660), (580, 360592), (620, 337328), (727, 287680), (899, 232640), (928, 225370), (992, 210830), (1160, 180296), (1240, 168664), (1454, 143840), (1798, 116320), (1856, 112685), (1984, 105415), (2320, 90148), (2480, 84332), (2908, 71920), (3596, 58160), (3635, 57536), (4495, 46528), (4640, 45074), (4960, 42166), (5816, 35960), (7192, 29080), (7270, 28768), (8990, 23264), (9280, 22537), (9920, 21083), (11632, 17980), (14384, 14540)]