74615320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 191600640

約数和(自身を除く): 116985320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 47, 52, 65, 71, 86, 94, 104, 130, 142, 172, 188, 215, 235, 260, 284, 344, 355, 376, 430, 470, 520, 559, 568, 611, 710, 860, 923, 940, 1118, 1222, 1420, 1720, 1846, 1880, 2021, 2236, 2444, 2795, 2840, 3053, 3055, 3337, 3692, 4042, 4472, 4615, 4888, 5590, 6106, 6110, 6674, 7384, 8084, 9230, 10105, 11180, 12212, 12220, 13348, 15265, 16168, 16685, 18460, 20210, 22360, 24424, 24440, 26273, 26696, 30530, 33370, 36920, 39689, 40420, 43381, 52546, 61060, 66740, 79378, 80840, 86762, 105092, 122120, 131365, 133480, 143491, 158756, 173524, 198445, 210184, 216905, 262730, 286982, 317512, 347048, 396890, 433810, 525460, 573964, 717455, 793780, 867620, 1050920, 1147928, 1434910, 1587560, 1735240, 1865383, 2869820, 3730766, 5739640, 7461532, 9326915, 14923064, 18653830, 37307660, 74615320]

約数ペア:

[(1, 74615320), (2, 37307660), (4, 18653830), (5, 14923064), (8, 9326915), (10, 7461532), (13, 5739640), (20, 3730766), (26, 2869820), (40, 1865383), (43, 1735240), (47, 1587560), (52, 1434910), (65, 1147928), (71, 1050920), (86, 867620), (94, 793780), (104, 717455), (130, 573964), (142, 525460), (172, 433810), (188, 396890), (215, 347048), (235, 317512), (260, 286982), (284, 262730), (344, 216905), (355, 210184), (376, 198445), (430, 173524), (470, 158756), (520, 143491), (559, 133480), (568, 131365), (611, 122120), (710, 105092), (860, 86762), (923, 80840), (940, 79378), (1118, 66740), (1222, 61060), (1420, 52546), (1720, 43381), (1846, 40420), (1880, 39689), (2021, 36920), (2236, 33370), (2444, 30530), (2795, 26696), (2840, 26273), (3053, 24440), (3055, 24424), (3337, 22360), (3692, 20210), (4042, 18460), (4472, 16685), (4615, 16168), (4888, 15265), (5590, 13348), (6106, 12220), (6110, 12212), (6674, 11180), (7384, 10105), (8084, 9230)]