207070960

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 492825600

約数和(自身を除く): 285754640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 127, 178, 229, 254, 356, 445, 458, 508, 635, 712, 890, 916, 1016, 1145, 1270, 1424, 1780, 1832, 2032, 2290, 2540, 3560, 3664, 4580, 5080, 7120, 9160, 10160, 11303, 18320, 20381, 22606, 29083, 40762, 45212, 56515, 58166, 81524, 90424, 101905, 113030, 116332, 145415, 163048, 180848, 203810, 226060, 232664, 290830, 326096, 407620, 452120, 465328, 581660, 815240, 904240, 1163320, 1630480, 2326640, 2588387, 5176774, 10353548, 12941935, 20707096, 25883870, 41414192, 51767740, 103535480, 207070960]

約数ペア:

[(1, 207070960), (2, 103535480), (4, 51767740), (5, 41414192), (8, 25883870), (10, 20707096), (16, 12941935), (20, 10353548), (40, 5176774), (80, 2588387), (89, 2326640), (127, 1630480), (178, 1163320), (229, 904240), (254, 815240), (356, 581660), (445, 465328), (458, 452120), (508, 407620), (635, 326096), (712, 290830), (890, 232664), (916, 226060), (1016, 203810), (1145, 180848), (1270, 163048), (1424, 145415), (1780, 116332), (1832, 113030), (2032, 101905), (2290, 90424), (2540, 81524), (3560, 58166), (3664, 56515), (4580, 45212), (5080, 40762), (7120, 29083), (9160, 22606), (10160, 20381), (11303, 18320)]