8539020

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{251}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 30820608

約数和(自身を除く): 22281588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 251, 252, 270, 315, 324, 378, 405, 420, 486, 502, 540, 567, 630, 753, 756, 810, 945, 972, 1004, 1134, 1215, 1255, 1260, 1506, 1620, 1701, 1757, 1890, 2259, 2268, 2430, 2510, 2835, 3012, 3402, 3514, 3765, 3780, 4518, 4860, 5020, 5271, 5670, 6777, 6804, 7028, 7530, 8505, 8785, 9036, 10542, 11295, 11340, 13554, 15060, 15813, 17010, 17570, 20331, 21084, 22590, 26355, 27108, 31626, 33885, 34020, 35140, 40662, 45180, 47439, 52710, 60993, 63252, 67770, 79065, 81324, 94878, 101655, 105420, 121986, 135540, 142317, 158130, 189756, 203310, 237195, 243972, 284634, 304965, 316260, 406620, 426951, 474390, 569268, 609930, 711585, 853902, 948780, 1219860, 1423170, 1707804, 2134755, 2846340, 4269510, 8539020]

約数ペア:

[(1, 8539020), (2, 4269510), (3, 2846340), (4, 2134755), (5, 1707804), (6, 1423170), (7, 1219860), (9, 948780), (10, 853902), (12, 711585), (14, 609930), (15, 569268), (18, 474390), (20, 426951), (21, 406620), (27, 316260), (28, 304965), (30, 284634), (35, 243972), (36, 237195), (42, 203310), (45, 189756), (54, 158130), (60, 142317), (63, 135540), (70, 121986), (81, 105420), (84, 101655), (90, 94878), (105, 81324), (108, 79065), (126, 67770), (135, 63252), (140, 60993), (162, 52710), (180, 47439), (189, 45180), (210, 40662), (243, 35140), (251, 34020), (252, 33885), (270, 31626), (315, 27108), (324, 26355), (378, 22590), (405, 21084), (420, 20331), (486, 17570), (502, 17010), (540, 15813), (567, 15060), (630, 13554), (753, 11340), (756, 11295), (810, 10542), (945, 9036), (972, 8785), (1004, 8505), (1134, 7530), (1215, 7028), (1255, 6804), (1260, 6777), (1506, 5670), (1620, 5271), (1701, 5020), (1757, 4860), (1890, 4518), (2259, 3780), (2268, 3765), (2430, 3514), (2510, 3402), (2835, 3012)]