87381120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:734

約数の個数: 128

約数和(自身を含む): 282890880

約数和(自身を除く): 195509760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 192, 213, 240, 284, 320, 355, 384, 426, 480, 568, 640, 641, 710, 852, 960, 1065, 1136, 1282, 1420, 1704, 1920, 1923, 2130, 2272, 2564, 2840, 3205, 3408, 3846, 4260, 4544, 5128, 5680, 6410, 6816, 7692, 8520, 9088, 9615, 10256, 11360, 12820, 13632, 15384, 17040, 19230, 20512, 22720, 25640, 27264, 30768, 34080, 38460, 41024, 45440, 45511, 51280, 61536, 68160, 76920, 82048, 91022, 102560, 123072, 136320, 136533, 153840, 182044, 205120, 227555, 246144, 273066, 307680, 364088, 410240, 455110, 546132, 615360, 682665, 728176, 910220, 1092264, 1230720, 1365330, 1456352, 1820440, 2184528, 2730660, 2912704, 3640880, 4369056, 5461320, 5825408, 7281760, 8738112, 10922640, 14563520, 17476224, 21845280, 29127040, 43690560, 87381120]

約数ペア:

[(1, 87381120), (2, 43690560), (3, 29127040), (4, 21845280), (5, 17476224), (6, 14563520), (8, 10922640), (10, 8738112), (12, 7281760), (15, 5825408), (16, 5461320), (20, 4369056), (24, 3640880), (30, 2912704), (32, 2730660), (40, 2184528), (48, 1820440), (60, 1456352), (64, 1365330), (71, 1230720), (80, 1092264), (96, 910220), (120, 728176), (128, 682665), (142, 615360), (160, 546132), (192, 455110), (213, 410240), (240, 364088), (284, 307680), (320, 273066), (355, 246144), (384, 227555), (426, 205120), (480, 182044), (568, 153840), (640, 136533), (641, 136320), (710, 123072), (852, 102560), (960, 91022), (1065, 82048), (1136, 76920), (1282, 68160), (1420, 61536), (1704, 51280), (1920, 45511), (1923, 45440), (2130, 41024), (2272, 38460), (2564, 34080), (2840, 30768), (3205, 27264), (3408, 25640), (3846, 22720), (4260, 20512), (4544, 19230), (5128, 17040), (5680, 15384), (6410, 13632), (6816, 12820), (7692, 11360), (8520, 10256), (9088, 9615)]