181626120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^2$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 638934660

約数和(自身を除く): 457308540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 197, 234, 260, 312, 360, 390, 394, 468, 520, 585, 591, 780, 788, 936, 985, 1170, 1182, 1560, 1576, 1773, 1970, 2340, 2364, 2561, 2955, 3546, 3940, 4680, 4728, 5122, 5910, 7092, 7683, 7880, 8865, 10244, 11820, 12805, 14184, 15366, 17730, 20488, 23049, 23640, 25610, 30732, 35460, 38415, 38809, 46098, 51220, 61464, 70920, 76830, 77618, 92196, 102440, 115245, 116427, 153660, 155236, 184392, 194045, 230490, 232854, 307320, 310472, 349281, 388090, 460980, 465708, 504517, 582135, 698562, 776180, 921960, 931416, 1009034, 1164270, 1397124, 1513551, 1552360, 1746405, 2018068, 2328540, 2522585, 2794248, 3027102, 3492810, 4036136, 4540653, 4657080, 5045170, 6054204, 6985620, 7567755, 9081306, 10090340, 12108408, 13971240, 15135510, 18162612, 20180680, 22703265, 30271020, 36325224, 45406530, 60542040, 90813060, 181626120]

約数ペア:

[(1, 181626120), (2, 90813060), (3, 60542040), (4, 45406530), (5, 36325224), (6, 30271020), (8, 22703265), (9, 20180680), (10, 18162612), (12, 15135510), (13, 13971240), (15, 12108408), (18, 10090340), (20, 9081306), (24, 7567755), (26, 6985620), (30, 6054204), (36, 5045170), (39, 4657080), (40, 4540653), (45, 4036136), (52, 3492810), (60, 3027102), (65, 2794248), (72, 2522585), (78, 2328540), (90, 2018068), (104, 1746405), (117, 1552360), (120, 1513551), (130, 1397124), (156, 1164270), (180, 1009034), (195, 931416), (197, 921960), (234, 776180), (260, 698562), (312, 582135), (360, 504517), (390, 465708), (394, 460980), (468, 388090), (520, 349281), (585, 310472), (591, 307320), (780, 232854), (788, 230490), (936, 194045), (985, 184392), (1170, 155236), (1182, 153660), (1560, 116427), (1576, 115245), (1773, 102440), (1970, 92196), (2340, 77618), (2364, 76830), (2561, 70920), (2955, 61464), (3546, 51220), (3940, 46098), (4680, 38809), (4728, 38415), (5122, 35460), (5910, 30732), (7092, 25610), (7683, 23640), (7880, 23049), (8865, 20488), (10244, 17730), (11820, 15366), (12805, 14184)]