1638300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 4888576

約数和(自身を除く): 3250276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 127, 129, 150, 172, 215, 254, 258, 300, 381, 430, 508, 516, 635, 645, 762, 860, 1075, 1270, 1290, 1524, 1905, 2150, 2540, 2580, 3175, 3225, 3810, 4300, 5461, 6350, 6450, 7620, 9525, 10922, 12700, 12900, 16383, 19050, 21844, 27305, 32766, 38100, 54610, 65532, 81915, 109220, 136525, 163830, 273050, 327660, 409575, 546100, 819150, 1638300]

約数ペア:

[(1, 1638300), (2, 819150), (3, 546100), (4, 409575), (5, 327660), (6, 273050), (10, 163830), (12, 136525), (15, 109220), (20, 81915), (25, 65532), (30, 54610), (43, 38100), (50, 32766), (60, 27305), (75, 21844), (86, 19050), (100, 16383), (127, 12900), (129, 12700), (150, 10922), (172, 9525), (215, 7620), (254, 6450), (258, 6350), (300, 5461), (381, 4300), (430, 3810), (508, 3225), (516, 3175), (635, 2580), (645, 2540), (762, 2150), (860, 1905), (1075, 1524), (1270, 1290)]