212667440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2957}}^1$

素因数の和:3030

約数の個数: 80

約数和(自身を含む): 528180480

約数和(自身を除く): 315513040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1160, 1240, 1798, 2320, 2480, 2957, 3596, 4495, 5914, 7192, 8990, 11828, 14384, 14785, 17980, 23656, 29570, 35960, 47312, 59140, 71920, 85753, 91667, 118280, 171506, 183334, 236560, 343012, 366668, 428765, 458335, 686024, 733336, 857530, 916670, 1372048, 1466672, 1715060, 1833340, 2658343, 3430120, 3666680, 5316686, 6860240, 7333360, 10633372, 13291715, 21266744, 26583430, 42533488, 53166860, 106333720, 212667440]

約数ペア:

[(1, 212667440), (2, 106333720), (4, 53166860), (5, 42533488), (8, 26583430), (10, 21266744), (16, 13291715), (20, 10633372), (29, 7333360), (31, 6860240), (40, 5316686), (58, 3666680), (62, 3430120), (80, 2658343), (116, 1833340), (124, 1715060), (145, 1466672), (155, 1372048), (232, 916670), (248, 857530), (290, 733336), (310, 686024), (464, 458335), (496, 428765), (580, 366668), (620, 343012), (899, 236560), (1160, 183334), (1240, 171506), (1798, 118280), (2320, 91667), (2480, 85753), (2957, 71920), (3596, 59140), (4495, 47312), (5914, 35960), (7192, 29570), (8990, 23656), (11828, 17980), (14384, 14785)]