211777830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19447}}^1$

素因数の和:19482

約数の個数: 72

約数和(自身を含む): 605260656

約数和(自身を除く): 393482826

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 10890, 19447, 38894, 58341, 97235, 116682, 175023, 194470, 213917, 291705, 350046, 427834, 583410, 641751, 875115, 1069585, 1283502, 1750230, 1925253, 2139170, 2353087, 3208755, 3850506, 4706174, 6417510, 7059261, 9626265, 11765435, 14118522, 19252530, 21177783, 23530870, 35296305, 42355566, 70592610, 105888915, 211777830]

約数ペア:

[(1, 211777830), (2, 105888915), (3, 70592610), (5, 42355566), (6, 35296305), (9, 23530870), (10, 21177783), (11, 19252530), (15, 14118522), (18, 11765435), (22, 9626265), (30, 7059261), (33, 6417510), (45, 4706174), (55, 3850506), (66, 3208755), (90, 2353087), (99, 2139170), (110, 1925253), (121, 1750230), (165, 1283502), (198, 1069585), (242, 875115), (330, 641751), (363, 583410), (495, 427834), (605, 350046), (726, 291705), (990, 213917), (1089, 194470), (1210, 175023), (1815, 116682), (2178, 97235), (3630, 58341), (5445, 38894), (10890, 19447)]