7745220

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{683}}^1$

素因数の和:711

約数の個数: 120

約数和(自身を含む): 27808704

約数和(自身を除く): 20063484

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, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 683, 756, 810, 945, 1134, 1260, 1366, 1620, 1890, 2049, 2268, 2732, 2835, 3415, 3780, 4098, 4781, 5670, 6147, 6830, 8196, 9562, 10245, 11340, 12294, 13660, 14343, 18441, 19124, 20490, 23905, 24588, 28686, 30735, 36882, 40980, 43029, 47810, 55323, 57372, 61470, 71715, 73764, 86058, 92205, 95620, 110646, 122940, 129087, 143430, 172116, 184410, 215145, 221292, 258174, 276615, 286860, 368820, 387261, 430290, 516348, 553230, 645435, 774522, 860580, 1106460, 1290870, 1549044, 1936305, 2581740, 3872610, 7745220]

約数ペア:

[(1, 7745220), (2, 3872610), (3, 2581740), (4, 1936305), (5, 1549044), (6, 1290870), (7, 1106460), (9, 860580), (10, 774522), (12, 645435), (14, 553230), (15, 516348), (18, 430290), (20, 387261), (21, 368820), (27, 286860), (28, 276615), (30, 258174), (35, 221292), (36, 215145), (42, 184410), (45, 172116), (54, 143430), (60, 129087), (63, 122940), (70, 110646), (81, 95620), (84, 92205), (90, 86058), (105, 73764), (108, 71715), (126, 61470), (135, 57372), (140, 55323), (162, 47810), (180, 43029), (189, 40980), (210, 36882), (252, 30735), (270, 28686), (315, 24588), (324, 23905), (378, 20490), (405, 19124), (420, 18441), (540, 14343), (567, 13660), (630, 12294), (683, 11340), (756, 10245), (810, 9562), (945, 8196), (1134, 6830), (1260, 6147), (1366, 5670), (1620, 4781), (1890, 4098), (2049, 3780), (2268, 3415), (2732, 2835)]