51817680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{911}}^1$

素因数の和:1009

約数の個数: 120

約数和(自身を含む): 176417280

約数和(自身を除く): 124599600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 911, 948, 1185, 1264, 1422, 1580, 1822, 1896, 2370, 2733, 2844, 3160, 3555, 3644, 3792, 4555, 4740, 5466, 5688, 6320, 7110, 7288, 8199, 9110, 9480, 10932, 11376, 13665, 14220, 14576, 16398, 18220, 18960, 21864, 27330, 28440, 32796, 36440, 40995, 43728, 54660, 56880, 65592, 71969, 72880, 81990, 109320, 131184, 143938, 163980, 215907, 218640, 287876, 327960, 359845, 431814, 575752, 647721, 655920, 719690, 863628, 1079535, 1151504, 1295442, 1439380, 1727256, 2159070, 2590884, 2878760, 3238605, 3454512, 4318140, 5181768, 5757520, 6477210, 8636280, 10363536, 12954420, 17272560, 25908840, 51817680]

約数ペア:

[(1, 51817680), (2, 25908840), (3, 17272560), (4, 12954420), (5, 10363536), (6, 8636280), (8, 6477210), (9, 5757520), (10, 5181768), (12, 4318140), (15, 3454512), (16, 3238605), (18, 2878760), (20, 2590884), (24, 2159070), (30, 1727256), (36, 1439380), (40, 1295442), (45, 1151504), (48, 1079535), (60, 863628), (72, 719690), (79, 655920), (80, 647721), (90, 575752), (120, 431814), (144, 359845), (158, 327960), (180, 287876), (237, 218640), (240, 215907), (316, 163980), (360, 143938), (395, 131184), (474, 109320), (632, 81990), (711, 72880), (720, 71969), (790, 65592), (911, 56880), (948, 54660), (1185, 43728), (1264, 40995), (1422, 36440), (1580, 32796), (1822, 28440), (1896, 27330), (2370, 21864), (2733, 18960), (2844, 18220), (3160, 16398), (3555, 14576), (3644, 14220), (3792, 13665), (4555, 11376), (4740, 10932), (5466, 9480), (5688, 9110), (6320, 8199), (7110, 7288)]