121577720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5879}}^1$

素因数の和:5948

約数の個数: 64

約数和(自身を含む): 304819200

約数和(自身を除く): 183241480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 5170, 5879, 10340, 11758, 20680, 23516, 29395, 47032, 58790, 64669, 117580, 129338, 235160, 258676, 276313, 323345, 517352, 552626, 646690, 1105252, 1293380, 1381565, 2210504, 2586760, 2763130, 3039443, 5526260, 6078886, 11052520, 12157772, 15197215, 24315544, 30394430, 60788860, 121577720]

約数ペア:

[(1, 121577720), (2, 60788860), (4, 30394430), (5, 24315544), (8, 15197215), (10, 12157772), (11, 11052520), (20, 6078886), (22, 5526260), (40, 3039443), (44, 2763130), (47, 2586760), (55, 2210504), (88, 1381565), (94, 1293380), (110, 1105252), (188, 646690), (220, 552626), (235, 517352), (376, 323345), (440, 276313), (470, 258676), (517, 235160), (940, 129338), (1034, 117580), (1880, 64669), (2068, 58790), (2585, 47032), (4136, 29395), (5170, 23516), (5879, 20680), (10340, 11758)]