71457320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{307}}^1$

素因数の和:375

約数の個数: 96

約数和(自身を含む): 183949920

約数和(自身を除く): 112492600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 307, 440, 460, 506, 529, 614, 920, 1012, 1058, 1228, 1265, 1535, 2024, 2116, 2456, 2530, 2645, 3070, 3377, 4232, 5060, 5290, 5819, 6140, 6754, 7061, 10120, 10580, 11638, 12280, 13508, 14122, 16885, 21160, 23276, 27016, 28244, 29095, 33770, 35305, 46552, 56488, 58190, 67540, 70610, 77671, 116380, 135080, 141220, 155342, 162403, 232760, 282440, 310684, 324806, 388355, 621368, 649612, 776710, 812015, 1299224, 1553420, 1624030, 1786433, 3106840, 3248060, 3572866, 6496120, 7145732, 8932165, 14291464, 17864330, 35728660, 71457320]

約数ペア:

[(1, 71457320), (2, 35728660), (4, 17864330), (5, 14291464), (8, 8932165), (10, 7145732), (11, 6496120), (20, 3572866), (22, 3248060), (23, 3106840), (40, 1786433), (44, 1624030), (46, 1553420), (55, 1299224), (88, 812015), (92, 776710), (110, 649612), (115, 621368), (184, 388355), (220, 324806), (230, 310684), (253, 282440), (307, 232760), (440, 162403), (460, 155342), (506, 141220), (529, 135080), (614, 116380), (920, 77671), (1012, 70610), (1058, 67540), (1228, 58190), (1265, 56488), (1535, 46552), (2024, 35305), (2116, 33770), (2456, 29095), (2530, 28244), (2645, 27016), (3070, 23276), (3377, 21160), (4232, 16885), (5060, 14122), (5290, 13508), (5819, 12280), (6140, 11638), (6754, 10580), (7061, 10120)]