7187880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 25344000

約数和(自身を除く): 18156120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 199, 210, 215, 258, 280, 301, 344, 398, 420, 430, 516, 597, 602, 645, 796, 840, 860, 903, 995, 1032, 1194, 1204, 1290, 1393, 1505, 1592, 1720, 1806, 1990, 2388, 2408, 2580, 2786, 2985, 3010, 3612, 3980, 4179, 4515, 4776, 5160, 5572, 5970, 6020, 6965, 7224, 7960, 8358, 8557, 9030, 11144, 11940, 12040, 13930, 16716, 17114, 18060, 20895, 23880, 25671, 27860, 33432, 34228, 36120, 41790, 42785, 51342, 55720, 59899, 68456, 83580, 85570, 102684, 119798, 128355, 167160, 171140, 179697, 205368, 239596, 256710, 299495, 342280, 359394, 479192, 513420, 598990, 718788, 898485, 1026840, 1197980, 1437576, 1796970, 2395960, 3593940, 7187880]

約数ペア:

[(1, 7187880), (2, 3593940), (3, 2395960), (4, 1796970), (5, 1437576), (6, 1197980), (7, 1026840), (8, 898485), (10, 718788), (12, 598990), (14, 513420), (15, 479192), (20, 359394), (21, 342280), (24, 299495), (28, 256710), (30, 239596), (35, 205368), (40, 179697), (42, 171140), (43, 167160), (56, 128355), (60, 119798), (70, 102684), (84, 85570), (86, 83580), (105, 68456), (120, 59899), (129, 55720), (140, 51342), (168, 42785), (172, 41790), (199, 36120), (210, 34228), (215, 33432), (258, 27860), (280, 25671), (301, 23880), (344, 20895), (398, 18060), (420, 17114), (430, 16716), (516, 13930), (597, 12040), (602, 11940), (645, 11144), (796, 9030), (840, 8557), (860, 8358), (903, 7960), (995, 7224), (1032, 6965), (1194, 6020), (1204, 5970), (1290, 5572), (1393, 5160), (1505, 4776), (1592, 4515), (1720, 4179), (1806, 3980), (1990, 3612), (2388, 3010), (2408, 2985), (2580, 2786)]