67800180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1481}}^1$

素因数の和:1609

約数の個数: 96

約数和(自身を含む): 219098880

約数和(自身を除く): 151298700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 140, 210, 218, 327, 420, 436, 545, 654, 763, 1090, 1308, 1481, 1526, 1635, 2180, 2289, 2962, 3052, 3270, 3815, 4443, 4578, 5924, 6540, 7405, 7630, 8886, 9156, 10367, 11445, 14810, 15260, 17772, 20734, 22215, 22890, 29620, 31101, 41468, 44430, 45780, 51835, 62202, 88860, 103670, 124404, 155505, 161429, 207340, 311010, 322858, 484287, 622020, 645716, 807145, 968574, 1130003, 1614290, 1937148, 2260006, 2421435, 3228580, 3390009, 4520012, 4842870, 5650015, 6780018, 9685740, 11300030, 13560036, 16950045, 22600060, 33900090, 67800180]

約数ペア:

[(1, 67800180), (2, 33900090), (3, 22600060), (4, 16950045), (5, 13560036), (6, 11300030), (7, 9685740), (10, 6780018), (12, 5650015), (14, 4842870), (15, 4520012), (20, 3390009), (21, 3228580), (28, 2421435), (30, 2260006), (35, 1937148), (42, 1614290), (60, 1130003), (70, 968574), (84, 807145), (105, 645716), (109, 622020), (140, 484287), (210, 322858), (218, 311010), (327, 207340), (420, 161429), (436, 155505), (545, 124404), (654, 103670), (763, 88860), (1090, 62202), (1308, 51835), (1481, 45780), (1526, 44430), (1635, 41468), (2180, 31101), (2289, 29620), (2962, 22890), (3052, 22215), (3270, 20734), (3815, 17772), (4443, 15260), (4578, 14810), (5924, 11445), (6540, 10367), (7405, 9156), (7630, 8886)]