427375980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{71}}^2\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 144

約数和(自身を含む): 1357194720

約数和(自身を除く): 929818740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 90, 108, 135, 142, 157, 180, 213, 270, 284, 314, 355, 426, 471, 540, 628, 639, 710, 785, 852, 942, 1065, 1278, 1413, 1420, 1570, 1884, 1917, 2130, 2355, 2556, 2826, 3140, 3195, 3834, 4239, 4260, 4710, 5041, 5652, 6390, 7065, 7668, 8478, 9420, 9585, 10082, 11147, 12780, 14130, 15123, 16956, 19170, 20164, 21195, 22294, 25205, 28260, 30246, 33441, 38340, 42390, 44588, 45369, 50410, 55735, 60492, 66882, 75615, 84780, 90738, 100323, 100820, 111470, 133764, 136107, 151230, 167205, 181476, 200646, 222940, 226845, 272214, 300969, 302460, 334410, 401292, 453690, 501615, 544428, 601938, 668820, 680535, 791437, 907380, 1003230, 1203876, 1361070, 1504845, 1582874, 2006460, 2374311, 2722140, 3009690, 3165748, 3957185, 4748622, 6019380, 7122933, 7914370, 9497244, 11871555, 14245866, 15828740, 21368799, 23743110, 28491732, 35614665, 42737598, 47486220, 71229330, 85475196, 106843995, 142458660, 213687990, 427375980]

約数ペア:

[(1, 427375980), (2, 213687990), (3, 142458660), (4, 106843995), (5, 85475196), (6, 71229330), (9, 47486220), (10, 42737598), (12, 35614665), (15, 28491732), (18, 23743110), (20, 21368799), (27, 15828740), (30, 14245866), (36, 11871555), (45, 9497244), (54, 7914370), (60, 7122933), (71, 6019380), (90, 4748622), (108, 3957185), (135, 3165748), (142, 3009690), (157, 2722140), (180, 2374311), (213, 2006460), (270, 1582874), (284, 1504845), (314, 1361070), (355, 1203876), (426, 1003230), (471, 907380), (540, 791437), (628, 680535), (639, 668820), (710, 601938), (785, 544428), (852, 501615), (942, 453690), (1065, 401292), (1278, 334410), (1413, 302460), (1420, 300969), (1570, 272214), (1884, 226845), (1917, 222940), (2130, 200646), (2355, 181476), (2556, 167205), (2826, 151230), (3140, 136107), (3195, 133764), (3834, 111470), (4239, 100820), (4260, 100323), (4710, 90738), (5041, 84780), (5652, 75615), (6390, 66882), (7065, 60492), (7668, 55735), (8478, 50410), (9420, 45369), (9585, 44588), (10082, 42390), (11147, 38340), (12780, 33441), (14130, 30246), (15123, 28260), (16956, 25205), (19170, 22294), (20164, 21195)]