7401780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{1523}}^1$

素因数の和:1547

約数の個数: 72

約数和(自身を含む): 23298912

約数和(自身を除く): 15897132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1523, 1620, 2430, 3046, 4569, 4860, 6092, 7615, 9138, 13707, 15230, 18276, 22845, 27414, 30460, 41121, 45690, 54828, 68535, 82242, 91380, 123363, 137070, 164484, 205605, 246726, 274140, 370089, 411210, 493452, 616815, 740178, 822420, 1233630, 1480356, 1850445, 2467260, 3700890, 7401780]

約数ペア:

[(1, 7401780), (2, 3700890), (3, 2467260), (4, 1850445), (5, 1480356), (6, 1233630), (9, 822420), (10, 740178), (12, 616815), (15, 493452), (18, 411210), (20, 370089), (27, 274140), (30, 246726), (36, 205605), (45, 164484), (54, 137070), (60, 123363), (81, 91380), (90, 82242), (108, 68535), (135, 54828), (162, 45690), (180, 41121), (243, 30460), (270, 27414), (324, 22845), (405, 18276), (486, 15230), (540, 13707), (810, 9138), (972, 7615), (1215, 6092), (1523, 4860), (1620, 4569), (2430, 3046)]