12954420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{911}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 39836160

約数和(自身を除く): 26881740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 911, 948, 1185, 1422, 1580, 1822, 2370, 2733, 2844, 3555, 3644, 4555, 4740, 5466, 7110, 8199, 9110, 10932, 13665, 14220, 16398, 18220, 27330, 32796, 40995, 54660, 71969, 81990, 143938, 163980, 215907, 287876, 359845, 431814, 647721, 719690, 863628, 1079535, 1295442, 1439380, 2159070, 2590884, 3238605, 4318140, 6477210, 12954420]

約数ペア:

[(1, 12954420), (2, 6477210), (3, 4318140), (4, 3238605), (5, 2590884), (6, 2159070), (9, 1439380), (10, 1295442), (12, 1079535), (15, 863628), (18, 719690), (20, 647721), (30, 431814), (36, 359845), (45, 287876), (60, 215907), (79, 163980), (90, 143938), (158, 81990), (180, 71969), (237, 54660), (316, 40995), (395, 32796), (474, 27330), (711, 18220), (790, 16398), (911, 14220), (948, 13665), (1185, 10932), (1422, 9110), (1580, 8199), (1822, 7110), (2370, 5466), (2733, 4740), (2844, 4555), (3555, 3644)]