141963780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 467691840

約数和(自身を除く): 325728060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 109, 140, 147, 196, 210, 218, 245, 294, 327, 420, 436, 443, 490, 545, 588, 654, 735, 763, 886, 980, 1090, 1308, 1329, 1470, 1526, 1635, 1772, 2180, 2215, 2289, 2658, 2940, 3052, 3101, 3270, 3815, 4430, 4578, 5316, 5341, 6202, 6540, 6645, 7630, 8860, 9156, 9303, 10682, 11445, 12404, 13290, 15260, 15505, 16023, 18606, 21364, 21707, 22890, 26580, 26705, 31010, 32046, 37212, 43414, 45780, 46515, 48287, 53410, 62020, 64092, 65121, 80115, 86828, 93030, 96574, 106820, 108535, 130242, 144861, 160230, 186060, 193148, 217070, 241435, 260484, 289722, 320460, 325605, 338009, 434140, 482870, 579444, 651210, 676018, 724305, 965740, 1014027, 1302420, 1352036, 1448610, 1690045, 2028054, 2366063, 2897220, 3380090, 4056108, 4732126, 5070135, 6760180, 7098189, 9464252, 10140270, 11830315, 14196378, 20280540, 23660630, 28392756, 35490945, 47321260, 70981890, 141963780]

約数ペア:

[(1, 141963780), (2, 70981890), (3, 47321260), (4, 35490945), (5, 28392756), (6, 23660630), (7, 20280540), (10, 14196378), (12, 11830315), (14, 10140270), (15, 9464252), (20, 7098189), (21, 6760180), (28, 5070135), (30, 4732126), (35, 4056108), (42, 3380090), (49, 2897220), (60, 2366063), (70, 2028054), (84, 1690045), (98, 1448610), (105, 1352036), (109, 1302420), (140, 1014027), (147, 965740), (196, 724305), (210, 676018), (218, 651210), (245, 579444), (294, 482870), (327, 434140), (420, 338009), (436, 325605), (443, 320460), (490, 289722), (545, 260484), (588, 241435), (654, 217070), (735, 193148), (763, 186060), (886, 160230), (980, 144861), (1090, 130242), (1308, 108535), (1329, 106820), (1470, 96574), (1526, 93030), (1635, 86828), (1772, 80115), (2180, 65121), (2215, 64092), (2289, 62020), (2658, 53410), (2940, 48287), (3052, 46515), (3101, 45780), (3270, 43414), (3815, 37212), (4430, 32046), (4578, 31010), (5316, 26705), (5341, 26580), (6202, 22890), (6540, 21707), (6645, 21364), (7630, 18606), (8860, 16023), (9156, 15505), (9303, 15260), (10682, 13290), (11445, 12404)]