7440720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:169

約数の個数: 160

約数和(自身を含む): 27236352

約数和(自身を除く): 19795632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 103, 105, 112, 120, 129, 140, 168, 172, 206, 210, 215, 240, 258, 280, 301, 309, 336, 344, 412, 420, 430, 515, 516, 560, 602, 618, 645, 688, 721, 824, 840, 860, 903, 1030, 1032, 1204, 1236, 1290, 1442, 1505, 1545, 1648, 1680, 1720, 1806, 2060, 2064, 2163, 2408, 2472, 2580, 2884, 3010, 3090, 3440, 3605, 3612, 4120, 4326, 4429, 4515, 4816, 4944, 5160, 5768, 6020, 6180, 7210, 7224, 8240, 8652, 8858, 9030, 10320, 10815, 11536, 12040, 12360, 13287, 14420, 14448, 17304, 17716, 18060, 21630, 22145, 24080, 24720, 26574, 28840, 31003, 34608, 35432, 36120, 43260, 44290, 53148, 57680, 62006, 66435, 70864, 72240, 86520, 88580, 93009, 106296, 124012, 132870, 155015, 173040, 177160, 186018, 212592, 248024, 265740, 310030, 354320, 372036, 465045, 496048, 531480, 620060, 744072, 930090, 1062960, 1240120, 1488144, 1860180, 2480240, 3720360, 7440720]

約数ペア:

[(1, 7440720), (2, 3720360), (3, 2480240), (4, 1860180), (5, 1488144), (6, 1240120), (7, 1062960), (8, 930090), (10, 744072), (12, 620060), (14, 531480), (15, 496048), (16, 465045), (20, 372036), (21, 354320), (24, 310030), (28, 265740), (30, 248024), (35, 212592), (40, 186018), (42, 177160), (43, 173040), (48, 155015), (56, 132870), (60, 124012), (70, 106296), (80, 93009), (84, 88580), (86, 86520), (103, 72240), (105, 70864), (112, 66435), (120, 62006), (129, 57680), (140, 53148), (168, 44290), (172, 43260), (206, 36120), (210, 35432), (215, 34608), (240, 31003), (258, 28840), (280, 26574), (301, 24720), (309, 24080), (336, 22145), (344, 21630), (412, 18060), (420, 17716), (430, 17304), (515, 14448), (516, 14420), (560, 13287), (602, 12360), (618, 12040), (645, 11536), (688, 10815), (721, 10320), (824, 9030), (840, 8858), (860, 8652), (903, 8240), (1030, 7224), (1032, 7210), (1204, 6180), (1236, 6020), (1290, 5768), (1442, 5160), (1505, 4944), (1545, 4816), (1648, 4515), (1680, 4429), (1720, 4326), (1806, 4120), (2060, 3612), (2064, 3605), (2163, 3440), (2408, 3090), (2472, 3010), (2580, 2884)]