12801060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 108

約数和(自身を含む): 41189148

約数和(自身を除く): 28388088

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 197, 228, 285, 342, 361, 380, 394, 570, 591, 684, 722, 788, 855, 985, 1083, 1140, 1182, 1444, 1710, 1773, 1805, 1970, 2166, 2364, 2955, 3249, 3420, 3546, 3610, 3743, 3940, 4332, 5415, 5910, 6498, 7092, 7220, 7486, 8865, 10830, 11229, 11820, 12996, 14972, 16245, 17730, 18715, 21660, 22458, 32490, 33687, 35460, 37430, 44916, 56145, 64980, 67374, 71117, 74860, 112290, 134748, 142234, 168435, 213351, 224580, 284468, 336870, 355585, 426702, 640053, 673740, 711170, 853404, 1066755, 1280106, 1422340, 2133510, 2560212, 3200265, 4267020, 6400530, 12801060]

約数ペア:

[(1, 12801060), (2, 6400530), (3, 4267020), (4, 3200265), (5, 2560212), (6, 2133510), (9, 1422340), (10, 1280106), (12, 1066755), (15, 853404), (18, 711170), (19, 673740), (20, 640053), (30, 426702), (36, 355585), (38, 336870), (45, 284468), (57, 224580), (60, 213351), (76, 168435), (90, 142234), (95, 134748), (114, 112290), (171, 74860), (180, 71117), (190, 67374), (197, 64980), (228, 56145), (285, 44916), (342, 37430), (361, 35460), (380, 33687), (394, 32490), (570, 22458), (591, 21660), (684, 18715), (722, 17730), (788, 16245), (855, 14972), (985, 12996), (1083, 11820), (1140, 11229), (1182, 10830), (1444, 8865), (1710, 7486), (1773, 7220), (1805, 7092), (1970, 6498), (2166, 5910), (2364, 5415), (2955, 4332), (3249, 3940), (3420, 3743), (3546, 3610)]