7981470

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:167

約数の個数: 128

約数和(自身を含む): 25159680

約数和(自身を除く): 17178210

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 41, 42, 45, 54, 63, 70, 82, 90, 103, 105, 123, 126, 135, 189, 205, 206, 210, 246, 270, 287, 309, 315, 369, 378, 410, 515, 574, 615, 618, 630, 721, 738, 861, 927, 945, 1030, 1107, 1230, 1435, 1442, 1545, 1722, 1845, 1854, 1890, 2163, 2214, 2583, 2781, 2870, 3090, 3605, 3690, 4223, 4305, 4326, 4635, 5166, 5535, 5562, 6489, 7210, 7749, 8446, 8610, 9270, 10815, 11070, 12669, 12915, 12978, 13905, 15498, 19467, 21115, 21630, 25338, 25830, 27810, 29561, 32445, 38007, 38745, 38934, 42230, 59122, 63345, 64890, 76014, 77490, 88683, 97335, 114021, 126690, 147805, 177366, 190035, 194670, 228042, 266049, 295610, 380070, 443415, 532098, 570105, 798147, 886830, 1140210, 1330245, 1596294, 2660490, 3990735, 7981470]

約数ペア:

[(1, 7981470), (2, 3990735), (3, 2660490), (5, 1596294), (6, 1330245), (7, 1140210), (9, 886830), (10, 798147), (14, 570105), (15, 532098), (18, 443415), (21, 380070), (27, 295610), (30, 266049), (35, 228042), (41, 194670), (42, 190035), (45, 177366), (54, 147805), (63, 126690), (70, 114021), (82, 97335), (90, 88683), (103, 77490), (105, 76014), (123, 64890), (126, 63345), (135, 59122), (189, 42230), (205, 38934), (206, 38745), (210, 38007), (246, 32445), (270, 29561), (287, 27810), (309, 25830), (315, 25338), (369, 21630), (378, 21115), (410, 19467), (515, 15498), (574, 13905), (615, 12978), (618, 12915), (630, 12669), (721, 11070), (738, 10815), (861, 9270), (927, 8610), (945, 8446), (1030, 7749), (1107, 7210), (1230, 6489), (1435, 5562), (1442, 5535), (1545, 5166), (1722, 4635), (1845, 4326), (1854, 4305), (1890, 4223), (2163, 3690), (2214, 3605), (2583, 3090), (2781, 2870)]