354927160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:821

約数の個数: 128

約数和(自身を含む): 958003200

約数和(自身を除く): 603076040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 43, 56, 70, 82, 86, 140, 164, 172, 205, 215, 280, 287, 301, 328, 344, 410, 430, 574, 602, 719, 820, 860, 1148, 1204, 1435, 1438, 1505, 1640, 1720, 1763, 2296, 2408, 2870, 2876, 3010, 3526, 3595, 5033, 5740, 5752, 6020, 7052, 7190, 8815, 10066, 11480, 12040, 12341, 14104, 14380, 17630, 20132, 24682, 25165, 28760, 29479, 30917, 35260, 40264, 49364, 50330, 58958, 61705, 61834, 70520, 98728, 100660, 117916, 123410, 123668, 147395, 154585, 201320, 206353, 216419, 235832, 246820, 247336, 294790, 309170, 412706, 432838, 493640, 589580, 618340, 825412, 865676, 1031765, 1082095, 1179160, 1236680, 1267597, 1650824, 1731352, 2063530, 2164190, 2535194, 4127060, 4328380, 5070388, 6337985, 8254120, 8656760, 8873179, 10140776, 12675970, 17746358, 25351940, 35492716, 44365895, 50703880, 70985432, 88731790, 177463580, 354927160]

約数ペア:

[(1, 354927160), (2, 177463580), (4, 88731790), (5, 70985432), (7, 50703880), (8, 44365895), (10, 35492716), (14, 25351940), (20, 17746358), (28, 12675970), (35, 10140776), (40, 8873179), (41, 8656760), (43, 8254120), (56, 6337985), (70, 5070388), (82, 4328380), (86, 4127060), (140, 2535194), (164, 2164190), (172, 2063530), (205, 1731352), (215, 1650824), (280, 1267597), (287, 1236680), (301, 1179160), (328, 1082095), (344, 1031765), (410, 865676), (430, 825412), (574, 618340), (602, 589580), (719, 493640), (820, 432838), (860, 412706), (1148, 309170), (1204, 294790), (1435, 247336), (1438, 246820), (1505, 235832), (1640, 216419), (1720, 206353), (1763, 201320), (2296, 154585), (2408, 147395), (2870, 123668), (2876, 123410), (3010, 117916), (3526, 100660), (3595, 98728), (5033, 70520), (5740, 61834), (5752, 61705), (6020, 58958), (7052, 50330), (7190, 49364), (8815, 40264), (10066, 35260), (11480, 30917), (12040, 29479), (12341, 28760), (14104, 25165), (14380, 24682), (17630, 20132)]