131845140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{104639}}^1$

素因数の和:104661

約数の個数: 72

約数和(自身を含む): 457067520

約数和(自身を除く): 325222380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 104639, 209278, 313917, 418556, 523195, 627834, 732473, 941751, 1046390, 1255668, 1464946, 1569585, 1883502, 2092780, 2197419, 2929892, 3139170, 3662365, 3767004, 4394838, 4708755, 6278340, 6592257, 7324730, 8789676, 9417510, 10987095, 13184514, 14649460, 18835020, 21974190, 26369028, 32961285, 43948380, 65922570, 131845140]

約数ペア:

[(1, 131845140), (2, 65922570), (3, 43948380), (4, 32961285), (5, 26369028), (6, 21974190), (7, 18835020), (9, 14649460), (10, 13184514), (12, 10987095), (14, 9417510), (15, 8789676), (18, 7324730), (20, 6592257), (21, 6278340), (28, 4708755), (30, 4394838), (35, 3767004), (36, 3662365), (42, 3139170), (45, 2929892), (60, 2197419), (63, 2092780), (70, 1883502), (84, 1569585), (90, 1464946), (105, 1255668), (126, 1046390), (140, 941751), (180, 732473), (210, 627834), (252, 523195), (315, 418556), (420, 313917), (630, 209278), (1260, 104639)]