160198720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:740

約数の個数: 112

約数和(自身を含む): 422672256

約数和(自身を除く): 262473536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 142, 160, 176, 220, 284, 320, 352, 355, 440, 568, 641, 704, 710, 781, 880, 1136, 1282, 1420, 1562, 1760, 2272, 2564, 2840, 3124, 3205, 3520, 3905, 4544, 5128, 5680, 6248, 6410, 7051, 7810, 10256, 11360, 12496, 12820, 14102, 15620, 20512, 22720, 24992, 25640, 28204, 31240, 35255, 41024, 45511, 49984, 51280, 56408, 62480, 70510, 91022, 102560, 112816, 124960, 141020, 182044, 205120, 225632, 227555, 249920, 282040, 364088, 451264, 455110, 500621, 564080, 728176, 910220, 1001242, 1128160, 1456352, 1820440, 2002484, 2256320, 2503105, 2912704, 3640880, 4004968, 5006210, 7281760, 8009936, 10012420, 14563520, 16019872, 20024840, 32039744, 40049680, 80099360, 160198720]

約数ペア:

[(1, 160198720), (2, 80099360), (4, 40049680), (5, 32039744), (8, 20024840), (10, 16019872), (11, 14563520), (16, 10012420), (20, 8009936), (22, 7281760), (32, 5006210), (40, 4004968), (44, 3640880), (55, 2912704), (64, 2503105), (71, 2256320), (80, 2002484), (88, 1820440), (110, 1456352), (142, 1128160), (160, 1001242), (176, 910220), (220, 728176), (284, 564080), (320, 500621), (352, 455110), (355, 451264), (440, 364088), (568, 282040), (641, 249920), (704, 227555), (710, 225632), (781, 205120), (880, 182044), (1136, 141020), (1282, 124960), (1420, 112816), (1562, 102560), (1760, 91022), (2272, 70510), (2564, 62480), (2840, 56408), (3124, 51280), (3205, 49984), (3520, 45511), (3905, 41024), (4544, 35255), (5128, 31240), (5680, 28204), (6248, 25640), (6410, 24992), (7051, 22720), (7810, 20512), (10256, 15620), (11360, 14102), (12496, 12820)]