181477260

素因数分解:

$2^2\times 3^9\times 5^1\times {\mathrm{461}}^1$

素因数の和:497

約数の個数: 120

約数和(自身を含む): 572883696

約数和(自身を除く): 391406436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 461, 486, 540, 729, 810, 922, 972, 1215, 1383, 1458, 1620, 1844, 2187, 2305, 2430, 2766, 2916, 3645, 4149, 4374, 4610, 4860, 5532, 6561, 6915, 7290, 8298, 8748, 9220, 10935, 12447, 13122, 13830, 14580, 16596, 19683, 20745, 21870, 24894, 26244, 27660, 32805, 37341, 39366, 41490, 43740, 49788, 62235, 65610, 74682, 78732, 82980, 98415, 112023, 124470, 131220, 149364, 186705, 196830, 224046, 248940, 336069, 373410, 393660, 448092, 560115, 672138, 746820, 1008207, 1120230, 1344276, 1680345, 2016414, 2240460, 3024621, 3360690, 4032828, 5041035, 6049242, 6721380, 9073863, 10082070, 12098484, 15123105, 18147726, 20164140, 30246210, 36295452, 45369315, 60492420, 90738630, 181477260]

約数ペア:

[(1, 181477260), (2, 90738630), (3, 60492420), (4, 45369315), (5, 36295452), (6, 30246210), (9, 20164140), (10, 18147726), (12, 15123105), (15, 12098484), (18, 10082070), (20, 9073863), (27, 6721380), (30, 6049242), (36, 5041035), (45, 4032828), (54, 3360690), (60, 3024621), (81, 2240460), (90, 2016414), (108, 1680345), (135, 1344276), (162, 1120230), (180, 1008207), (243, 746820), (270, 672138), (324, 560115), (405, 448092), (461, 393660), (486, 373410), (540, 336069), (729, 248940), (810, 224046), (922, 196830), (972, 186705), (1215, 149364), (1383, 131220), (1458, 124470), (1620, 112023), (1844, 98415), (2187, 82980), (2305, 78732), (2430, 74682), (2766, 65610), (2916, 62235), (3645, 49788), (4149, 43740), (4374, 41490), (4610, 39366), (4860, 37341), (5532, 32805), (6561, 27660), (6915, 26244), (7290, 24894), (8298, 21870), (8748, 20745), (9220, 19683), (10935, 16596), (12447, 14580), (13122, 13830)]