400492080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2347}}^1$

素因数の和:2448

約数の個数: 160

約数和(自身を含む): 1397529600

約数和(自身を除く): 997037520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 108, 120, 135, 144, 158, 180, 216, 237, 240, 270, 316, 360, 395, 432, 474, 540, 632, 711, 720, 790, 948, 1080, 1185, 1264, 1422, 1580, 1896, 2133, 2160, 2347, 2370, 2844, 3160, 3555, 3792, 4266, 4694, 4740, 5688, 6320, 7041, 7110, 8532, 9388, 9480, 10665, 11376, 11735, 14082, 14220, 17064, 18776, 18960, 21123, 21330, 23470, 28164, 28440, 34128, 35205, 37552, 42246, 42660, 46940, 56328, 56880, 63369, 70410, 84492, 85320, 93880, 105615, 112656, 126738, 140820, 168984, 170640, 185413, 187760, 211230, 253476, 281640, 316845, 337968, 370826, 422460, 506952, 556239, 563280, 633690, 741652, 844920, 927065, 1013904, 1112478, 1267380, 1483304, 1668717, 1689840, 1854130, 2224956, 2534760, 2781195, 2966608, 3337434, 3708260, 4449912, 5006151, 5069520, 5562390, 6674868, 7416520, 8343585, 8899824, 10012302, 11124780, 13349736, 14833040, 16687170, 20024604, 22249560, 25030755, 26699472, 33374340, 40049208, 44499120, 50061510, 66748680, 80098416, 100123020, 133497360, 200246040, 400492080]

約数ペア:

[(1, 400492080), (2, 200246040), (3, 133497360), (4, 100123020), (5, 80098416), (6, 66748680), (8, 50061510), (9, 44499120), (10, 40049208), (12, 33374340), (15, 26699472), (16, 25030755), (18, 22249560), (20, 20024604), (24, 16687170), (27, 14833040), (30, 13349736), (36, 11124780), (40, 10012302), (45, 8899824), (48, 8343585), (54, 7416520), (60, 6674868), (72, 5562390), (79, 5069520), (80, 5006151), (90, 4449912), (108, 3708260), (120, 3337434), (135, 2966608), (144, 2781195), (158, 2534760), (180, 2224956), (216, 1854130), (237, 1689840), (240, 1668717), (270, 1483304), (316, 1267380), (360, 1112478), (395, 1013904), (432, 927065), (474, 844920), (540, 741652), (632, 633690), (711, 563280), (720, 556239), (790, 506952), (948, 422460), (1080, 370826), (1185, 337968), (1264, 316845), (1422, 281640), (1580, 253476), (1896, 211230), (2133, 187760), (2160, 185413), (2347, 170640), (2370, 168984), (2844, 140820), (3160, 126738), (3555, 112656), (3792, 105615), (4266, 93880), (4694, 85320), (4740, 84492), (5688, 70410), (6320, 63369), (7041, 56880), (7110, 56328), (8532, 46940), (9388, 42660), (9480, 42246), (10665, 37552), (11376, 35205), (11735, 34128), (14082, 28440), (14220, 28164), (17064, 23470), (18776, 21330), (18960, 21123)]