204750180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{599}}^1$

素因数の和:831

約数の個数: 120

約数和(自身を含む): 646430400

約数和(自身を除く): 441680220

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, 211, 270, 324, 405, 422, 540, 599, 633, 810, 844, 1055, 1198, 1266, 1620, 1797, 1899, 2110, 2396, 2532, 2995, 3165, 3594, 3798, 4220, 5391, 5697, 5990, 6330, 7188, 7596, 8985, 9495, 10782, 11394, 11980, 12660, 16173, 17091, 17970, 18990, 21564, 22788, 26955, 28485, 32346, 34182, 35940, 37980, 48519, 53910, 56970, 64692, 68364, 80865, 85455, 97038, 107820, 113940, 126389, 161730, 170910, 194076, 242595, 252778, 323460, 341820, 379167, 485190, 505556, 631945, 758334, 970380, 1137501, 1263890, 1516668, 1895835, 2275002, 2527780, 3412503, 3791670, 4550004, 5687505, 6825006, 7583340, 10237509, 11375010, 13650012, 17062515, 20475018, 22750020, 34125030, 40950036, 51187545, 68250060, 102375090, 204750180]

約数ペア:

[(1, 204750180), (2, 102375090), (3, 68250060), (4, 51187545), (5, 40950036), (6, 34125030), (9, 22750020), (10, 20475018), (12, 17062515), (15, 13650012), (18, 11375010), (20, 10237509), (27, 7583340), (30, 6825006), (36, 5687505), (45, 4550004), (54, 3791670), (60, 3412503), (81, 2527780), (90, 2275002), (108, 1895835), (135, 1516668), (162, 1263890), (180, 1137501), (211, 970380), (270, 758334), (324, 631945), (405, 505556), (422, 485190), (540, 379167), (599, 341820), (633, 323460), (810, 252778), (844, 242595), (1055, 194076), (1198, 170910), (1266, 161730), (1620, 126389), (1797, 113940), (1899, 107820), (2110, 97038), (2396, 85455), (2532, 80865), (2995, 68364), (3165, 64692), (3594, 56970), (3798, 53910), (4220, 48519), (5391, 37980), (5697, 35940), (5990, 34182), (6330, 32346), (7188, 28485), (7596, 26955), (8985, 22788), (9495, 21564), (10782, 18990), (11394, 17970), (11980, 17091), (12660, 16173)]