210672080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{691}}^1$

素因数の和:844

約数の個数: 80

約数和(自身を含む): 508669824

約数和(自身を除く): 297997744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 103, 148, 185, 206, 296, 370, 412, 515, 592, 691, 740, 824, 1030, 1382, 1480, 1648, 2060, 2764, 2960, 3455, 3811, 4120, 5528, 6910, 7622, 8240, 11056, 13820, 15244, 19055, 25567, 27640, 30488, 38110, 51134, 55280, 60976, 71173, 76220, 102268, 127835, 142346, 152440, 204536, 255670, 284692, 304880, 355865, 409072, 511340, 569384, 711730, 1022680, 1138768, 1423460, 2045360, 2633401, 2846920, 5266802, 5693840, 10533604, 13167005, 21067208, 26334010, 42134416, 52668020, 105336040, 210672080]

約数ペア:

[(1, 210672080), (2, 105336040), (4, 52668020), (5, 42134416), (8, 26334010), (10, 21067208), (16, 13167005), (20, 10533604), (37, 5693840), (40, 5266802), (74, 2846920), (80, 2633401), (103, 2045360), (148, 1423460), (185, 1138768), (206, 1022680), (296, 711730), (370, 569384), (412, 511340), (515, 409072), (592, 355865), (691, 304880), (740, 284692), (824, 255670), (1030, 204536), (1382, 152440), (1480, 142346), (1648, 127835), (2060, 102268), (2764, 76220), (2960, 71173), (3455, 60976), (3811, 55280), (4120, 51134), (5528, 38110), (6910, 30488), (7622, 27640), (8240, 25567), (11056, 19055), (13820, 15244)]