31308300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:872

約数の個数: 108

約数和(自身を含む): 100540440

約数和(自身を除く): 69232140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 43, 45, 50, 60, 75, 86, 90, 100, 129, 150, 172, 180, 215, 225, 258, 300, 387, 430, 450, 516, 645, 774, 809, 860, 900, 1075, 1290, 1548, 1618, 1935, 2150, 2427, 2580, 3225, 3236, 3870, 4045, 4300, 4854, 6450, 7281, 7740, 8090, 9675, 9708, 12135, 12900, 14562, 16180, 19350, 20225, 24270, 29124, 34787, 36405, 38700, 40450, 48540, 60675, 69574, 72810, 80900, 104361, 121350, 139148, 145620, 173935, 182025, 208722, 242700, 313083, 347870, 364050, 417444, 521805, 626166, 695740, 728100, 869675, 1043610, 1252332, 1565415, 1739350, 2087220, 2609025, 3130830, 3478700, 5218050, 6261660, 7827075, 10436100, 15654150, 31308300]

約数ペア:

[(1, 31308300), (2, 15654150), (3, 10436100), (4, 7827075), (5, 6261660), (6, 5218050), (9, 3478700), (10, 3130830), (12, 2609025), (15, 2087220), (18, 1739350), (20, 1565415), (25, 1252332), (30, 1043610), (36, 869675), (43, 728100), (45, 695740), (50, 626166), (60, 521805), (75, 417444), (86, 364050), (90, 347870), (100, 313083), (129, 242700), (150, 208722), (172, 182025), (180, 173935), (215, 145620), (225, 139148), (258, 121350), (300, 104361), (387, 80900), (430, 72810), (450, 69574), (516, 60675), (645, 48540), (774, 40450), (809, 38700), (860, 36405), (900, 34787), (1075, 29124), (1290, 24270), (1548, 20225), (1618, 19350), (1935, 16180), (2150, 14562), (2427, 12900), (2580, 12135), (3225, 9708), (3236, 9675), (3870, 8090), (4045, 7740), (4300, 7281), (4854, 6450)]