192780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1$

素因数の和:45

約数の個数: 120

約数和(自身を含む): 731808

約数和(自身を除く): 539028

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 81, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 162, 170, 180, 189, 204, 210, 238, 252, 255, 270, 306, 315, 324, 340, 357, 378, 405, 420, 459, 476, 510, 540, 567, 595, 612, 630, 714, 756, 765, 810, 918, 945, 1020, 1071, 1134, 1190, 1260, 1377, 1428, 1530, 1620, 1785, 1836, 1890, 2142, 2268, 2295, 2380, 2754, 2835, 3060, 3213, 3570, 3780, 4284, 4590, 5355, 5508, 5670, 6426, 6885, 7140, 9180, 9639, 10710, 11340, 12852, 13770, 16065, 19278, 21420, 27540, 32130, 38556, 48195, 64260, 96390, 192780]

約数ペア:

[(1, 192780), (2, 96390), (3, 64260), (4, 48195), (5, 38556), (6, 32130), (7, 27540), (9, 21420), (10, 19278), (12, 16065), (14, 13770), (15, 12852), (17, 11340), (18, 10710), (20, 9639), (21, 9180), (27, 7140), (28, 6885), (30, 6426), (34, 5670), (35, 5508), (36, 5355), (42, 4590), (45, 4284), (51, 3780), (54, 3570), (60, 3213), (63, 3060), (68, 2835), (70, 2754), (81, 2380), (84, 2295), (85, 2268), (90, 2142), (102, 1890), (105, 1836), (108, 1785), (119, 1620), (126, 1530), (135, 1428), (140, 1377), (153, 1260), (162, 1190), (170, 1134), (180, 1071), (189, 1020), (204, 945), (210, 918), (238, 810), (252, 765), (255, 756), (270, 714), (306, 630), (315, 612), (324, 595), (340, 567), (357, 540), (378, 510), (405, 476), (420, 459)]