201542220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101789}}^1$

素因数の和:101815

約数の個数: 72

約数和(自身を含む): 666928080

約数和(自身を除く): 465385860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 101789, 203578, 305367, 407156, 508945, 610734, 916101, 1017890, 1119679, 1221468, 1526835, 1832202, 2035780, 2239358, 3053670, 3359037, 3664404, 4478716, 4580505, 5598395, 6107340, 6718074, 9161010, 10077111, 11196790, 13436148, 16795185, 18322020, 20154222, 22393580, 33590370, 40308444, 50385555, 67180740, 100771110, 201542220]

約数ペア:

[(1, 201542220), (2, 100771110), (3, 67180740), (4, 50385555), (5, 40308444), (6, 33590370), (9, 22393580), (10, 20154222), (11, 18322020), (12, 16795185), (15, 13436148), (18, 11196790), (20, 10077111), (22, 9161010), (30, 6718074), (33, 6107340), (36, 5598395), (44, 4580505), (45, 4478716), (55, 3664404), (60, 3359037), (66, 3053670), (90, 2239358), (99, 2035780), (110, 1832202), (132, 1526835), (165, 1221468), (180, 1119679), (198, 1017890), (220, 916101), (330, 610734), (396, 508945), (495, 407156), (660, 305367), (990, 203578), (1980, 101789)]