2018853240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1\times {\mathrm{691}}^1$

素因数の和:1053

約数の個数: 128

約数和(自身を含む): 6152267520

約数和(自身を除く): 4133414280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 251, 291, 388, 485, 502, 582, 691, 753, 776, 970, 1004, 1164, 1255, 1382, 1455, 1506, 1940, 2008, 2073, 2328, 2510, 2764, 2910, 3012, 3455, 3765, 3880, 4146, 5020, 5528, 5820, 6024, 6910, 7530, 8292, 10040, 10365, 11640, 13820, 15060, 16584, 20730, 24347, 27640, 30120, 41460, 48694, 67027, 73041, 82920, 97388, 121735, 134054, 146082, 173441, 194776, 201081, 243470, 268108, 292164, 335135, 346882, 365205, 402162, 486940, 520323, 536216, 584328, 670270, 693764, 730410, 804324, 867205, 973880, 1005405, 1040646, 1340540, 1387528, 1460820, 1608648, 1734410, 2010810, 2081292, 2601615, 2681080, 2921640, 3468820, 4021620, 4162584, 5203230, 6937640, 8043240, 10406460, 16823777, 20812920, 33647554, 50471331, 67295108, 84118885, 100942662, 134590216, 168237770, 201885324, 252356655, 336475540, 403770648, 504713310, 672951080, 1009426620, 2018853240]

約数ペア:

[(1, 2018853240), (2, 1009426620), (3, 672951080), (4, 504713310), (5, 403770648), (6, 336475540), (8, 252356655), (10, 201885324), (12, 168237770), (15, 134590216), (20, 100942662), (24, 84118885), (30, 67295108), (40, 50471331), (60, 33647554), (97, 20812920), (120, 16823777), (194, 10406460), (251, 8043240), (291, 6937640), (388, 5203230), (485, 4162584), (502, 4021620), (582, 3468820), (691, 2921640), (753, 2681080), (776, 2601615), (970, 2081292), (1004, 2010810), (1164, 1734410), (1255, 1608648), (1382, 1460820), (1455, 1387528), (1506, 1340540), (1940, 1040646), (2008, 1005405), (2073, 973880), (2328, 867205), (2510, 804324), (2764, 730410), (2910, 693764), (3012, 670270), (3455, 584328), (3765, 536216), (3880, 520323), (4146, 486940), (5020, 402162), (5528, 365205), (5820, 346882), (6024, 335135), (6910, 292164), (7530, 268108), (8292, 243470), (10040, 201081), (10365, 194776), (11640, 173441), (13820, 146082), (15060, 134054), (16584, 121735), (20730, 97388), (24347, 82920), (27640, 73041), (30120, 67027), (41460, 48694)]