71962880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 198676800

約数和(自身を除く): 126713920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 256, 269, 304, 320, 352, 380, 418, 440, 538, 608, 640, 704, 760, 836, 880, 1045, 1076, 1216, 1280, 1345, 1408, 1520, 1672, 1760, 2090, 2152, 2432, 2690, 2816, 2959, 3040, 3344, 3520, 4180, 4304, 4864, 5111, 5380, 5918, 6080, 6688, 7040, 8360, 8608, 10222, 10760, 11836, 12160, 13376, 14080, 14795, 16720, 17216, 20444, 21520, 23672, 24320, 25555, 26752, 29590, 33440, 34432, 40888, 43040, 47344, 51110, 53504, 56221, 59180, 66880, 68864, 81776, 86080, 94688, 102220, 112442, 118360, 133760, 163552, 172160, 189376, 204440, 224884, 236720, 267520, 281105, 327104, 344320, 378752, 408880, 449768, 473440, 562210, 654208, 757504, 817760, 899536, 946880, 1124420, 1308416, 1635520, 1799072, 1893760, 2248840, 3271040, 3598144, 3787520, 4497680, 6542080, 7196288, 8995360, 14392576, 17990720, 35981440, 71962880]

約数ペア:

[(1, 71962880), (2, 35981440), (4, 17990720), (5, 14392576), (8, 8995360), (10, 7196288), (11, 6542080), (16, 4497680), (19, 3787520), (20, 3598144), (22, 3271040), (32, 2248840), (38, 1893760), (40, 1799072), (44, 1635520), (55, 1308416), (64, 1124420), (76, 946880), (80, 899536), (88, 817760), (95, 757504), (110, 654208), (128, 562210), (152, 473440), (160, 449768), (176, 408880), (190, 378752), (209, 344320), (220, 327104), (256, 281105), (269, 267520), (304, 236720), (320, 224884), (352, 204440), (380, 189376), (418, 172160), (440, 163552), (538, 133760), (608, 118360), (640, 112442), (704, 102220), (760, 94688), (836, 86080), (880, 81776), (1045, 68864), (1076, 66880), (1216, 59180), (1280, 56221), (1345, 53504), (1408, 51110), (1520, 47344), (1672, 43040), (1760, 40888), (2090, 34432), (2152, 33440), (2432, 29590), (2690, 26752), (2816, 25555), (2959, 24320), (3040, 23672), (3344, 21520), (3520, 20444), (4180, 17216), (4304, 16720), (4864, 14795), (5111, 14080), (5380, 13376), (5918, 12160), (6080, 11836), (6688, 10760), (7040, 10222), (8360, 8608)]