12458280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 41057280

約数和(自身を除く): 28599000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 197, 204, 248, 255, 310, 340, 372, 394, 408, 465, 510, 527, 591, 620, 680, 744, 788, 930, 985, 1020, 1054, 1182, 1240, 1576, 1581, 1860, 1970, 2040, 2108, 2364, 2635, 2955, 3162, 3349, 3720, 3940, 4216, 4728, 5270, 5910, 6107, 6324, 6698, 7880, 7905, 10047, 10540, 11820, 12214, 12648, 13396, 15810, 16745, 18321, 20094, 21080, 23640, 24428, 26792, 30535, 31620, 33490, 36642, 40188, 48856, 50235, 61070, 63240, 66980, 73284, 80376, 91605, 100470, 103819, 122140, 133960, 146568, 183210, 200940, 207638, 244280, 311457, 366420, 401880, 415276, 519095, 622914, 732840, 830552, 1038190, 1245828, 1557285, 2076380, 2491656, 3114570, 4152760, 6229140, 12458280]

約数ペア:

[(1, 12458280), (2, 6229140), (3, 4152760), (4, 3114570), (5, 2491656), (6, 2076380), (8, 1557285), (10, 1245828), (12, 1038190), (15, 830552), (17, 732840), (20, 622914), (24, 519095), (30, 415276), (31, 401880), (34, 366420), (40, 311457), (51, 244280), (60, 207638), (62, 200940), (68, 183210), (85, 146568), (93, 133960), (102, 122140), (120, 103819), (124, 100470), (136, 91605), (155, 80376), (170, 73284), (186, 66980), (197, 63240), (204, 61070), (248, 50235), (255, 48856), (310, 40188), (340, 36642), (372, 33490), (394, 31620), (408, 30535), (465, 26792), (510, 24428), (527, 23640), (591, 21080), (620, 20094), (680, 18321), (744, 16745), (788, 15810), (930, 13396), (985, 12648), (1020, 12214), (1054, 11820), (1182, 10540), (1240, 10047), (1576, 7905), (1581, 7880), (1860, 6698), (1970, 6324), (2040, 6107), (2108, 5910), (2364, 5270), (2635, 4728), (2955, 4216), (3162, 3940), (3349, 3720)]