13021260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 43819776

約数和(自身を除く): 30798516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 103, 105, 129, 140, 147, 172, 196, 206, 210, 215, 245, 258, 294, 301, 309, 412, 420, 430, 490, 515, 516, 588, 602, 618, 645, 721, 735, 860, 903, 980, 1030, 1204, 1236, 1290, 1442, 1470, 1505, 1545, 1806, 2060, 2107, 2163, 2580, 2884, 2940, 3010, 3090, 3605, 3612, 4214, 4326, 4429, 4515, 5047, 6020, 6180, 6321, 7210, 8428, 8652, 8858, 9030, 10094, 10535, 10815, 12642, 13287, 14420, 15141, 17716, 18060, 20188, 21070, 21630, 22145, 25235, 25284, 26574, 30282, 31003, 31605, 42140, 43260, 44290, 50470, 53148, 60564, 62006, 63210, 66435, 75705, 88580, 93009, 100940, 124012, 126420, 132870, 151410, 155015, 186018, 217021, 265740, 302820, 310030, 372036, 434042, 465045, 620060, 651063, 868084, 930090, 1085105, 1302126, 1860180, 2170210, 2604252, 3255315, 4340420, 6510630, 13021260]

約数ペア:

[(1, 13021260), (2, 6510630), (3, 4340420), (4, 3255315), (5, 2604252), (6, 2170210), (7, 1860180), (10, 1302126), (12, 1085105), (14, 930090), (15, 868084), (20, 651063), (21, 620060), (28, 465045), (30, 434042), (35, 372036), (42, 310030), (43, 302820), (49, 265740), (60, 217021), (70, 186018), (84, 155015), (86, 151410), (98, 132870), (103, 126420), (105, 124012), (129, 100940), (140, 93009), (147, 88580), (172, 75705), (196, 66435), (206, 63210), (210, 62006), (215, 60564), (245, 53148), (258, 50470), (294, 44290), (301, 43260), (309, 42140), (412, 31605), (420, 31003), (430, 30282), (490, 26574), (515, 25284), (516, 25235), (588, 22145), (602, 21630), (618, 21070), (645, 20188), (721, 18060), (735, 17716), (860, 15141), (903, 14420), (980, 13287), (1030, 12642), (1204, 10815), (1236, 10535), (1290, 10094), (1442, 9030), (1470, 8858), (1505, 8652), (1545, 8428), (1806, 7210), (2060, 6321), (2107, 6180), (2163, 6020), (2580, 5047), (2884, 4515), (2940, 4429), (3010, 4326), (3090, 4214), (3605, 3612)]