168552760

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1867}}^1$

素因数の和:1976

約数の個数: 64

約数和(自身を含む): 396090720

約数和(自身を除く): 227537960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 61, 74, 122, 148, 185, 244, 296, 305, 370, 488, 610, 740, 1220, 1480, 1867, 2257, 2440, 3734, 4514, 7468, 9028, 9335, 11285, 14936, 18056, 18670, 22570, 37340, 45140, 69079, 74680, 90280, 113887, 138158, 227774, 276316, 345395, 455548, 552632, 569435, 690790, 911096, 1138870, 1381580, 2277740, 2763160, 4213819, 4555480, 8427638, 16855276, 21069095, 33710552, 42138190, 84276380, 168552760]

約数ペア:

[(1, 168552760), (2, 84276380), (4, 42138190), (5, 33710552), (8, 21069095), (10, 16855276), (20, 8427638), (37, 4555480), (40, 4213819), (61, 2763160), (74, 2277740), (122, 1381580), (148, 1138870), (185, 911096), (244, 690790), (296, 569435), (305, 552632), (370, 455548), (488, 345395), (610, 276316), (740, 227774), (1220, 138158), (1480, 113887), (1867, 90280), (2257, 74680), (2440, 69079), (3734, 45140), (4514, 37340), (7468, 22570), (9028, 18670), (9335, 18056), (11285, 14936)]