161479560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1819

約数の個数: 128

約数和(自身を含む): 536232960

約数和(自身を除く): 374753400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 1065, 1320, 1420, 1562, 1704, 1723, 2130, 2343, 2840, 3124, 3446, 3905, 4260, 4686, 5169, 6248, 6892, 7810, 8520, 8615, 9372, 10338, 11715, 13784, 15620, 17230, 18744, 18953, 20676, 23430, 25845, 31240, 34460, 37906, 41352, 46860, 51690, 56859, 68920, 75812, 93720, 94765, 103380, 113718, 122333, 151624, 189530, 206760, 227436, 244666, 284295, 366999, 379060, 454872, 489332, 568590, 611665, 733998, 758120, 978664, 1137180, 1223330, 1345663, 1467996, 1834995, 2274360, 2446660, 2691326, 2935992, 3669990, 4036989, 4893320, 5382652, 6728315, 7339980, 8073978, 10765304, 13456630, 14679960, 16147956, 20184945, 26913260, 32295912, 40369890, 53826520, 80739780, 161479560]

約数ペア:

[(1, 161479560), (2, 80739780), (3, 53826520), (4, 40369890), (5, 32295912), (6, 26913260), (8, 20184945), (10, 16147956), (11, 14679960), (12, 13456630), (15, 10765304), (20, 8073978), (22, 7339980), (24, 6728315), (30, 5382652), (33, 4893320), (40, 4036989), (44, 3669990), (55, 2935992), (60, 2691326), (66, 2446660), (71, 2274360), (88, 1834995), (110, 1467996), (120, 1345663), (132, 1223330), (142, 1137180), (165, 978664), (213, 758120), (220, 733998), (264, 611665), (284, 568590), (330, 489332), (355, 454872), (426, 379060), (440, 366999), (568, 284295), (660, 244666), (710, 227436), (781, 206760), (852, 189530), (1065, 151624), (1320, 122333), (1420, 113718), (1562, 103380), (1704, 94765), (1723, 93720), (2130, 75812), (2343, 68920), (2840, 56859), (3124, 51690), (3446, 46860), (3905, 41352), (4260, 37906), (4686, 34460), (5169, 31240), (6248, 25845), (6892, 23430), (7810, 20676), (8520, 18953), (8615, 18744), (9372, 17230), (10338, 15620), (11715, 13784)]