181005570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 502951680

約数和(自身を除く): 321946110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 83, 90, 123, 135, 166, 197, 205, 246, 249, 270, 369, 394, 410, 415, 498, 591, 615, 738, 747, 830, 985, 1107, 1182, 1230, 1245, 1494, 1773, 1845, 1970, 2214, 2241, 2490, 2955, 3403, 3546, 3690, 3735, 4482, 5319, 5535, 5910, 6806, 7470, 8077, 8865, 10209, 10638, 11070, 11205, 16154, 16351, 17015, 17730, 20418, 22410, 24231, 26595, 30627, 32702, 34030, 40385, 48462, 49053, 51045, 53190, 61254, 72693, 80770, 81755, 91881, 98106, 102090, 121155, 145386, 147159, 153135, 163510, 183762, 218079, 242310, 245265, 294318, 306270, 363465, 436158, 441477, 459405, 490530, 670391, 726930, 735795, 882954, 918810, 1090395, 1340782, 1471590, 2011173, 2180790, 2207385, 3351955, 4022346, 4414770, 6033519, 6703910, 10055865, 12067038, 18100557, 20111730, 30167595, 36201114, 60335190, 90502785, 181005570]

約数ペア:

[(1, 181005570), (2, 90502785), (3, 60335190), (5, 36201114), (6, 30167595), (9, 20111730), (10, 18100557), (15, 12067038), (18, 10055865), (27, 6703910), (30, 6033519), (41, 4414770), (45, 4022346), (54, 3351955), (82, 2207385), (83, 2180790), (90, 2011173), (123, 1471590), (135, 1340782), (166, 1090395), (197, 918810), (205, 882954), (246, 735795), (249, 726930), (270, 670391), (369, 490530), (394, 459405), (410, 441477), (415, 436158), (498, 363465), (591, 306270), (615, 294318), (738, 245265), (747, 242310), (830, 218079), (985, 183762), (1107, 163510), (1182, 153135), (1230, 147159), (1245, 145386), (1494, 121155), (1773, 102090), (1845, 98106), (1970, 91881), (2214, 81755), (2241, 80770), (2490, 72693), (2955, 61254), (3403, 53190), (3546, 51045), (3690, 49053), (3735, 48462), (4482, 40385), (5319, 34030), (5535, 32702), (5910, 30627), (6806, 26595), (7470, 24231), (8077, 22410), (8865, 20418), (10209, 17730), (10638, 17015), (11070, 16351), (11205, 16154)]