207179420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1097}}^1$

素因数の和:1203

約数の個数: 96

約数和(自身を含む): 531256320

約数和(自身を除く): 324076900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 71, 76, 95, 133, 140, 142, 190, 266, 284, 355, 380, 497, 532, 665, 710, 994, 1097, 1330, 1349, 1420, 1988, 2194, 2485, 2660, 2698, 4388, 4970, 5396, 5485, 6745, 7679, 9443, 9940, 10970, 13490, 15358, 18886, 20843, 21940, 26980, 30716, 37772, 38395, 41686, 47215, 76790, 77887, 83372, 94430, 104215, 145901, 153580, 155774, 188860, 208430, 291802, 311548, 389435, 416860, 545209, 583604, 729505, 778870, 1090418, 1459010, 1479853, 1557740, 2180836, 2726045, 2918020, 2959706, 5452090, 5919412, 7399265, 10358971, 10904180, 14798530, 20717942, 29597060, 41435884, 51794855, 103589710, 207179420]

約数ペア:

[(1, 207179420), (2, 103589710), (4, 51794855), (5, 41435884), (7, 29597060), (10, 20717942), (14, 14798530), (19, 10904180), (20, 10358971), (28, 7399265), (35, 5919412), (38, 5452090), (70, 2959706), (71, 2918020), (76, 2726045), (95, 2180836), (133, 1557740), (140, 1479853), (142, 1459010), (190, 1090418), (266, 778870), (284, 729505), (355, 583604), (380, 545209), (497, 416860), (532, 389435), (665, 311548), (710, 291802), (994, 208430), (1097, 188860), (1330, 155774), (1349, 153580), (1420, 145901), (1988, 104215), (2194, 94430), (2485, 83372), (2660, 77887), (2698, 76790), (4388, 47215), (4970, 41686), (5396, 38395), (5485, 37772), (6745, 30716), (7679, 26980), (9443, 21940), (9940, 20843), (10970, 18886), (13490, 15358)]