172138440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1327}}^1$

素因数の和:1411

約数の個数: 128

約数和(自身を含む): 550748160

約数和(自身を除く): 378609720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 47, 60, 69, 92, 94, 115, 120, 138, 141, 184, 188, 230, 235, 276, 282, 345, 376, 460, 470, 552, 564, 690, 705, 920, 940, 1081, 1128, 1327, 1380, 1410, 1880, 2162, 2654, 2760, 2820, 3243, 3981, 4324, 5308, 5405, 5640, 6486, 6635, 7962, 8648, 10616, 10810, 12972, 13270, 15924, 16215, 19905, 21620, 25944, 26540, 30521, 31848, 32430, 39810, 43240, 53080, 61042, 62369, 64860, 79620, 91563, 122084, 124738, 129720, 152605, 159240, 183126, 187107, 244168, 249476, 305210, 311845, 366252, 374214, 457815, 498952, 610420, 623690, 732504, 748428, 915630, 935535, 1220840, 1247380, 1434487, 1496856, 1831260, 1871070, 2494760, 2868974, 3662520, 3742140, 4303461, 5737948, 7172435, 7484280, 8606922, 11475896, 14344870, 17213844, 21517305, 28689740, 34427688, 43034610, 57379480, 86069220, 172138440]

約数ペア:

[(1, 172138440), (2, 86069220), (3, 57379480), (4, 43034610), (5, 34427688), (6, 28689740), (8, 21517305), (10, 17213844), (12, 14344870), (15, 11475896), (20, 8606922), (23, 7484280), (24, 7172435), (30, 5737948), (40, 4303461), (46, 3742140), (47, 3662520), (60, 2868974), (69, 2494760), (92, 1871070), (94, 1831260), (115, 1496856), (120, 1434487), (138, 1247380), (141, 1220840), (184, 935535), (188, 915630), (230, 748428), (235, 732504), (276, 623690), (282, 610420), (345, 498952), (376, 457815), (460, 374214), (470, 366252), (552, 311845), (564, 305210), (690, 249476), (705, 244168), (920, 187107), (940, 183126), (1081, 159240), (1128, 152605), (1327, 129720), (1380, 124738), (1410, 122084), (1880, 91563), (2162, 79620), (2654, 64860), (2760, 62369), (2820, 61042), (3243, 53080), (3981, 43240), (4324, 39810), (5308, 32430), (5405, 31848), (5640, 30521), (6486, 26540), (6635, 25944), (7962, 21620), (8648, 19905), (10616, 16215), (10810, 15924), (12972, 13270)]