142132240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2549}}^1$

素因数の和:2620

約数の個数: 80

約数和(自身を含む): 358570800

約数和(自身を除く): 216438560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 2549, 2788, 3280, 3485, 5098, 5576, 6970, 10196, 11152, 12745, 13940, 20392, 25490, 27880, 40784, 43333, 50980, 55760, 86666, 101960, 104509, 173332, 203920, 209018, 216665, 346664, 418036, 433330, 522545, 693328, 836072, 866660, 1045090, 1672144, 1733320, 1776653, 2090180, 3466640, 3553306, 4180360, 7106612, 8360720, 8883265, 14213224, 17766530, 28426448, 35533060, 71066120, 142132240]

約数ペア:

[(1, 142132240), (2, 71066120), (4, 35533060), (5, 28426448), (8, 17766530), (10, 14213224), (16, 8883265), (17, 8360720), (20, 7106612), (34, 4180360), (40, 3553306), (41, 3466640), (68, 2090180), (80, 1776653), (82, 1733320), (85, 1672144), (136, 1045090), (164, 866660), (170, 836072), (205, 693328), (272, 522545), (328, 433330), (340, 418036), (410, 346664), (656, 216665), (680, 209018), (697, 203920), (820, 173332), (1360, 104509), (1394, 101960), (1640, 86666), (2549, 55760), (2788, 50980), (3280, 43333), (3485, 40784), (5098, 27880), (5576, 25490), (6970, 20392), (10196, 13940), (11152, 12745)]