678571608

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1213}}^1$

素因数の和:1409

約数の個数: 128

約数和(自身を含む): 2006887680

約数和(自身を除く): 1328316072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 163, 264, 286, 312, 326, 429, 489, 572, 652, 858, 978, 1144, 1213, 1304, 1716, 1793, 1956, 2119, 2426, 3432, 3586, 3639, 3912, 4238, 4852, 5379, 6357, 7172, 7278, 8476, 9704, 10758, 12714, 13343, 14344, 14556, 15769, 16952, 21516, 23309, 25428, 26686, 29112, 31538, 40029, 43032, 46618, 47307, 50856, 53372, 63076, 69927, 80058, 93236, 94614, 106744, 126152, 139854, 160116, 173459, 186472, 189228, 197719, 279708, 320232, 346918, 378456, 395438, 520377, 559416, 593157, 693836, 790876, 1040754, 1186314, 1387672, 1581752, 2081508, 2174909, 2372628, 2570347, 4163016, 4349818, 4745256, 5140694, 6524727, 7711041, 8699636, 10281388, 13049454, 15422082, 17399272, 20562776, 26098908, 28273817, 30844164, 52197816, 56547634, 61688328, 84821451, 113095268, 169642902, 226190536, 339285804, 678571608]

約数ペア:

[(1, 678571608), (2, 339285804), (3, 226190536), (4, 169642902), (6, 113095268), (8, 84821451), (11, 61688328), (12, 56547634), (13, 52197816), (22, 30844164), (24, 28273817), (26, 26098908), (33, 20562776), (39, 17399272), (44, 15422082), (52, 13049454), (66, 10281388), (78, 8699636), (88, 7711041), (104, 6524727), (132, 5140694), (143, 4745256), (156, 4349818), (163, 4163016), (264, 2570347), (286, 2372628), (312, 2174909), (326, 2081508), (429, 1581752), (489, 1387672), (572, 1186314), (652, 1040754), (858, 790876), (978, 693836), (1144, 593157), (1213, 559416), (1304, 520377), (1716, 395438), (1793, 378456), (1956, 346918), (2119, 320232), (2426, 279708), (3432, 197719), (3586, 189228), (3639, 186472), (3912, 173459), (4238, 160116), (4852, 139854), (5379, 126152), (6357, 106744), (7172, 94614), (7278, 93236), (8476, 80058), (9704, 69927), (10758, 63076), (12714, 53372), (13343, 50856), (14344, 47307), (14556, 46618), (15769, 43032), (16952, 40029), (21516, 31538), (23309, 29112), (25428, 26686)]