20149898100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{383}}^1\times {\mathrm{1117}}^1$

素因数の和:1674

約数の個数: 144

約数和(自身を含む): 58877564928

約数和(自身を除く): 38727666828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 157, 300, 314, 383, 471, 628, 766, 785, 942, 1117, 1149, 1532, 1570, 1884, 1915, 2234, 2298, 2355, 3140, 3351, 3830, 3925, 4468, 4596, 4710, 5585, 5745, 6702, 7660, 7850, 9420, 9575, 11170, 11490, 11775, 13404, 15700, 16755, 19150, 22340, 22980, 23550, 27925, 28725, 33510, 38300, 47100, 55850, 57450, 60131, 67020, 83775, 111700, 114900, 120262, 167550, 175369, 180393, 240524, 300655, 335100, 350738, 360786, 427811, 526107, 601310, 701476, 721572, 855622, 876845, 901965, 1052214, 1202620, 1283433, 1503275, 1711244, 1753690, 1803930, 2104428, 2139055, 2566866, 2630535, 3006550, 3507380, 3607860, 4278110, 4384225, 4509825, 5133732, 5261070, 6013100, 6417165, 8556220, 8768450, 9019650, 10522140, 10695275, 12834330, 13152675, 17536900, 18039300, 21390550, 25668660, 26305350, 32085825, 42781100, 52610700, 64171650, 67166327, 128343300, 134332654, 201498981, 268665308, 335831635, 402997962, 671663270, 805995924, 1007494905, 1343326540, 1679158175, 2014989810, 3358316350, 4029979620, 5037474525, 6716632700, 10074949050, 20149898100]

約数ペア:

[(1, 20149898100), (2, 10074949050), (3, 6716632700), (4, 5037474525), (5, 4029979620), (6, 3358316350), (10, 2014989810), (12, 1679158175), (15, 1343326540), (20, 1007494905), (25, 805995924), (30, 671663270), (50, 402997962), (60, 335831635), (75, 268665308), (100, 201498981), (150, 134332654), (157, 128343300), (300, 67166327), (314, 64171650), (383, 52610700), (471, 42781100), (628, 32085825), (766, 26305350), (785, 25668660), (942, 21390550), (1117, 18039300), (1149, 17536900), (1532, 13152675), (1570, 12834330), (1884, 10695275), (1915, 10522140), (2234, 9019650), (2298, 8768450), (2355, 8556220), (3140, 6417165), (3351, 6013100), (3830, 5261070), (3925, 5133732), (4468, 4509825), (4596, 4384225), (4710, 4278110), (5585, 3607860), (5745, 3507380), (6702, 3006550), (7660, 2630535), (7850, 2566866), (9420, 2139055), (9575, 2104428), (11170, 1803930), (11490, 1753690), (11775, 1711244), (13404, 1503275), (15700, 1283433), (16755, 1202620), (19150, 1052214), (22340, 901965), (22980, 876845), (23550, 855622), (27925, 721572), (28725, 701476), (33510, 601310), (38300, 526107), (47100, 427811), (55850, 360786), (57450, 350738), (60131, 335100), (67020, 300655), (83775, 240524), (111700, 180393), (114900, 175369), (120262, 167550)]