72142720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:97

約数の個数: 192

約数和(自身を含む): 201592800

約数和(自身を除く): 129450080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 29, 32, 40, 46, 52, 58, 64, 65, 80, 92, 104, 115, 116, 128, 130, 145, 160, 169, 184, 208, 230, 232, 260, 290, 299, 320, 338, 368, 377, 416, 460, 464, 520, 580, 598, 640, 667, 676, 736, 754, 832, 845, 920, 928, 1040, 1160, 1196, 1334, 1352, 1472, 1495, 1508, 1664, 1690, 1840, 1856, 1885, 2080, 2320, 2392, 2668, 2704, 2944, 2990, 3016, 3335, 3380, 3680, 3712, 3770, 3887, 4160, 4640, 4784, 4901, 5336, 5408, 5980, 6032, 6670, 6760, 7360, 7540, 7774, 8320, 8671, 9280, 9568, 9802, 10672, 10816, 11960, 12064, 13340, 13520, 14720, 15080, 15548, 17342, 18560, 19136, 19435, 19604, 21344, 21632, 23920, 24128, 24505, 26680, 27040, 30160, 31096, 34684, 38272, 38870, 39208, 42688, 43355, 47840, 48256, 49010, 53360, 54080, 60320, 62192, 69368, 77740, 78416, 85376, 86710, 95680, 98020, 106720, 108160, 112723, 120640, 124384, 138736, 155480, 156832, 173420, 191360, 196040, 213440, 225446, 241280, 248768, 277472, 310960, 313664, 346840, 392080, 426880, 450892, 497536, 554944, 563615, 621920, 627328, 693680, 784160, 901784, 1109888, 1127230, 1243840, 1387360, 1568320, 1803568, 2254460, 2487680, 2774720, 3136640, 3607136, 4508920, 5549440, 7214272, 9017840, 14428544, 18035680, 36071360, 72142720]

約数ペア:

[(1, 72142720), (2, 36071360), (4, 18035680), (5, 14428544), (8, 9017840), (10, 7214272), (13, 5549440), (16, 4508920), (20, 3607136), (23, 3136640), (26, 2774720), (29, 2487680), (32, 2254460), (40, 1803568), (46, 1568320), (52, 1387360), (58, 1243840), (64, 1127230), (65, 1109888), (80, 901784), (92, 784160), (104, 693680), (115, 627328), (116, 621920), (128, 563615), (130, 554944), (145, 497536), (160, 450892), (169, 426880), (184, 392080), (208, 346840), (230, 313664), (232, 310960), (260, 277472), (290, 248768), (299, 241280), (320, 225446), (338, 213440), (368, 196040), (377, 191360), (416, 173420), (460, 156832), (464, 155480), (520, 138736), (580, 124384), (598, 120640), (640, 112723), (667, 108160), (676, 106720), (736, 98020), (754, 95680), (832, 86710), (845, 85376), (920, 78416), (928, 77740), (1040, 69368), (1160, 62192), (1196, 60320), (1334, 54080), (1352, 53360), (1472, 49010), (1495, 48256), (1508, 47840), (1664, 43355), (1690, 42688), (1840, 39208), (1856, 38870), (1885, 38272), (2080, 34684), (2320, 31096), (2392, 30160), (2668, 27040), (2704, 26680), (2944, 24505), (2990, 24128), (3016, 23920), (3335, 21632), (3380, 21344), (3680, 19604), (3712, 19435), (3770, 19136), (3887, 18560), (4160, 17342), (4640, 15548), (4784, 15080), (4901, 14720), (5336, 13520), (5408, 13340), (5980, 12064), (6032, 11960), (6670, 10816), (6760, 10672), (7360, 9802), (7540, 9568), (7774, 9280), (8320, 8671)]