8215704320

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^2\times {\mathrm{6679}}^1$

素因数の和:6762

約数の個数: 108

約数和(自身を含む): 20337513840

約数和(自身を除く): 12121809520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 961, 992, 1240, 1280, 1922, 1984, 2480, 3844, 3968, 4805, 4960, 6679, 7688, 7936, 9610, 9920, 13358, 15376, 19220, 19840, 26716, 30752, 33395, 38440, 39680, 53432, 61504, 66790, 76880, 106864, 123008, 133580, 153760, 207049, 213728, 246016, 267160, 307520, 414098, 427456, 534320, 615040, 828196, 854912, 1035245, 1068640, 1230080, 1656392, 1709824, 2070490, 2137280, 3312784, 4140980, 4274560, 6418519, 6625568, 8281960, 8549120, 12837038, 13251136, 16563920, 25674076, 26502272, 32092595, 33127840, 51348152, 53004544, 64185190, 66255680, 102696304, 128370380, 132511360, 205392608, 256740760, 265022720, 410785216, 513481520, 821570432, 1026963040, 1643140864, 2053926080, 4107852160, 8215704320]

約数ペア:

[(1, 8215704320), (2, 4107852160), (4, 2053926080), (5, 1643140864), (8, 1026963040), (10, 821570432), (16, 513481520), (20, 410785216), (31, 265022720), (32, 256740760), (40, 205392608), (62, 132511360), (64, 128370380), (80, 102696304), (124, 66255680), (128, 64185190), (155, 53004544), (160, 51348152), (248, 33127840), (256, 32092595), (310, 26502272), (320, 25674076), (496, 16563920), (620, 13251136), (640, 12837038), (961, 8549120), (992, 8281960), (1240, 6625568), (1280, 6418519), (1922, 4274560), (1984, 4140980), (2480, 3312784), (3844, 2137280), (3968, 2070490), (4805, 1709824), (4960, 1656392), (6679, 1230080), (7688, 1068640), (7936, 1035245), (9610, 854912), (9920, 828196), (13358, 615040), (15376, 534320), (19220, 427456), (19840, 414098), (26716, 307520), (30752, 267160), (33395, 246016), (38440, 213728), (39680, 207049), (53432, 153760), (61504, 133580), (66790, 123008), (76880, 106864)]