64760220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:624

約数の個数: 144

約数和(自身を含む): 227136000

約数和(自身を除く): 162375780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 103, 105, 126, 140, 180, 206, 210, 252, 309, 315, 412, 420, 499, 515, 618, 630, 721, 927, 998, 1030, 1236, 1260, 1442, 1497, 1545, 1854, 1996, 2060, 2163, 2495, 2884, 2994, 3090, 3493, 3605, 3708, 4326, 4491, 4635, 4990, 5988, 6180, 6489, 6986, 7210, 7485, 8652, 8982, 9270, 9980, 10479, 10815, 12978, 13972, 14420, 14970, 17465, 17964, 18540, 20958, 21630, 22455, 25956, 29940, 31437, 32445, 34930, 41916, 43260, 44910, 51397, 52395, 62874, 64890, 69860, 89820, 102794, 104790, 125748, 129780, 154191, 157185, 205588, 209580, 256985, 308382, 314370, 359779, 462573, 513970, 616764, 628740, 719558, 770955, 925146, 1027940, 1079337, 1439116, 1541910, 1798895, 1850292, 2158674, 2312865, 3083820, 3238011, 3597790, 4317348, 4625730, 5396685, 6476022, 7195580, 9251460, 10793370, 12952044, 16190055, 21586740, 32380110, 64760220]

約数ペア:

[(1, 64760220), (2, 32380110), (3, 21586740), (4, 16190055), (5, 12952044), (6, 10793370), (7, 9251460), (9, 7195580), (10, 6476022), (12, 5396685), (14, 4625730), (15, 4317348), (18, 3597790), (20, 3238011), (21, 3083820), (28, 2312865), (30, 2158674), (35, 1850292), (36, 1798895), (42, 1541910), (45, 1439116), (60, 1079337), (63, 1027940), (70, 925146), (84, 770955), (90, 719558), (103, 628740), (105, 616764), (126, 513970), (140, 462573), (180, 359779), (206, 314370), (210, 308382), (252, 256985), (309, 209580), (315, 205588), (412, 157185), (420, 154191), (499, 129780), (515, 125748), (618, 104790), (630, 102794), (721, 89820), (927, 69860), (998, 64890), (1030, 62874), (1236, 52395), (1260, 51397), (1442, 44910), (1497, 43260), (1545, 41916), (1854, 34930), (1996, 32445), (2060, 31437), (2163, 29940), (2495, 25956), (2884, 22455), (2994, 21630), (3090, 20958), (3493, 18540), (3605, 17964), (3708, 17465), (4326, 14970), (4491, 14420), (4635, 13972), (4990, 12978), (5988, 10815), (6180, 10479), (6489, 9980), (6986, 9270), (7210, 8982), (7485, 8652)]