189891540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{467}}^1$

素因数の和:739

約数の個数: 120

約数和(自身を含む): 599350752

約数和(自身を除く): 409459212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 251, 270, 324, 405, 467, 502, 540, 753, 810, 934, 1004, 1255, 1401, 1506, 1620, 1868, 2259, 2335, 2510, 2802, 3012, 3765, 4203, 4518, 4670, 5020, 5604, 6777, 7005, 7530, 8406, 9036, 9340, 11295, 12609, 13554, 14010, 15060, 16812, 20331, 21015, 22590, 25218, 27108, 28020, 33885, 37827, 40662, 42030, 45180, 50436, 63045, 67770, 75654, 81324, 84060, 101655, 117217, 126090, 135540, 151308, 189135, 203310, 234434, 252180, 351651, 378270, 406620, 468868, 586085, 703302, 756540, 1054953, 1172170, 1406604, 1758255, 2109906, 2344340, 3164859, 3516510, 4219812, 5274765, 6329718, 7033020, 9494577, 10549530, 12659436, 15824295, 18989154, 21099060, 31648590, 37978308, 47472885, 63297180, 94945770, 189891540]

約数ペア:

[(1, 189891540), (2, 94945770), (3, 63297180), (4, 47472885), (5, 37978308), (6, 31648590), (9, 21099060), (10, 18989154), (12, 15824295), (15, 12659436), (18, 10549530), (20, 9494577), (27, 7033020), (30, 6329718), (36, 5274765), (45, 4219812), (54, 3516510), (60, 3164859), (81, 2344340), (90, 2109906), (108, 1758255), (135, 1406604), (162, 1172170), (180, 1054953), (251, 756540), (270, 703302), (324, 586085), (405, 468868), (467, 406620), (502, 378270), (540, 351651), (753, 252180), (810, 234434), (934, 203310), (1004, 189135), (1255, 151308), (1401, 135540), (1506, 126090), (1620, 117217), (1868, 101655), (2259, 84060), (2335, 81324), (2510, 75654), (2802, 67770), (3012, 63045), (3765, 50436), (4203, 45180), (4518, 42030), (4670, 40662), (5020, 37827), (5604, 33885), (6777, 28020), (7005, 27108), (7530, 25218), (8406, 22590), (9036, 21015), (9340, 20331), (11295, 16812), (12609, 15060), (13554, 14010)]