247980400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:591

約数の個数: 120

約数和(自身を含む): 637796480

約数和(自身を除く): 389816080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 67, 76, 80, 95, 100, 134, 152, 190, 200, 268, 304, 335, 380, 400, 475, 487, 536, 670, 760, 950, 974, 1072, 1273, 1340, 1520, 1675, 1900, 1948, 2435, 2546, 2680, 3350, 3800, 3896, 4870, 5092, 5360, 6365, 6700, 7600, 7792, 9253, 9740, 10184, 12175, 12730, 13400, 18506, 19480, 20368, 24350, 25460, 26800, 31825, 32629, 37012, 38960, 46265, 48700, 50920, 63650, 65258, 74024, 92530, 97400, 101840, 127300, 130516, 148048, 163145, 185060, 194800, 231325, 254600, 261032, 326290, 370120, 462650, 509200, 522064, 619951, 652580, 740240, 815725, 925300, 1239902, 1305160, 1631450, 1850600, 2479804, 2610320, 3099755, 3262900, 3701200, 4959608, 6199510, 6525800, 9919216, 12399020, 13051600, 15498775, 24798040, 30997550, 49596080, 61995100, 123990200, 247980400]

約数ペア:

[(1, 247980400), (2, 123990200), (4, 61995100), (5, 49596080), (8, 30997550), (10, 24798040), (16, 15498775), (19, 13051600), (20, 12399020), (25, 9919216), (38, 6525800), (40, 6199510), (50, 4959608), (67, 3701200), (76, 3262900), (80, 3099755), (95, 2610320), (100, 2479804), (134, 1850600), (152, 1631450), (190, 1305160), (200, 1239902), (268, 925300), (304, 815725), (335, 740240), (380, 652580), (400, 619951), (475, 522064), (487, 509200), (536, 462650), (670, 370120), (760, 326290), (950, 261032), (974, 254600), (1072, 231325), (1273, 194800), (1340, 185060), (1520, 163145), (1675, 148048), (1900, 130516), (1948, 127300), (2435, 101840), (2546, 97400), (2680, 92530), (3350, 74024), (3800, 65258), (3896, 63650), (4870, 50920), (5092, 48700), (5360, 46265), (6365, 38960), (6700, 37012), (7600, 32629), (7792, 31825), (9253, 26800), (9740, 25460), (10184, 24350), (12175, 20368), (12730, 19480), (13400, 18506)]