78580788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 227730048

約数和(自身を除く): 149149260

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 23, 26, 33, 39, 44, 46, 52, 66, 69, 78, 92, 121, 132, 138, 143, 156, 181, 242, 253, 276, 286, 299, 362, 363, 429, 484, 506, 543, 572, 598, 724, 726, 759, 858, 897, 1012, 1086, 1196, 1452, 1518, 1573, 1716, 1794, 1991, 2172, 2353, 2783, 3036, 3146, 3289, 3588, 3982, 4163, 4706, 4719, 5566, 5973, 6292, 6578, 7059, 7964, 8326, 8349, 9412, 9438, 9867, 11132, 11946, 12489, 13156, 14118, 16652, 16698, 18876, 19734, 21901, 23892, 24978, 25883, 28236, 33396, 36179, 39468, 43802, 45793, 49956, 51766, 54119, 65703, 72358, 77649, 87604, 91586, 103532, 108238, 108537, 131406, 137379, 144716, 155298, 162357, 183172, 216476, 217074, 262812, 274758, 284713, 310596, 324714, 434148, 503723, 549516, 569426, 595309, 649428, 854139, 1007446, 1138852, 1190618, 1511169, 1708278, 1785927, 2014892, 2381236, 3022338, 3416556, 3571854, 6044676, 6548399, 7143708, 13096798, 19645197, 26193596, 39290394, 78580788]

約数ペア:

[(1, 78580788), (2, 39290394), (3, 26193596), (4, 19645197), (6, 13096798), (11, 7143708), (12, 6548399), (13, 6044676), (22, 3571854), (23, 3416556), (26, 3022338), (33, 2381236), (39, 2014892), (44, 1785927), (46, 1708278), (52, 1511169), (66, 1190618), (69, 1138852), (78, 1007446), (92, 854139), (121, 649428), (132, 595309), (138, 569426), (143, 549516), (156, 503723), (181, 434148), (242, 324714), (253, 310596), (276, 284713), (286, 274758), (299, 262812), (362, 217074), (363, 216476), (429, 183172), (484, 162357), (506, 155298), (543, 144716), (572, 137379), (598, 131406), (724, 108537), (726, 108238), (759, 103532), (858, 91586), (897, 87604), (1012, 77649), (1086, 72358), (1196, 65703), (1452, 54119), (1518, 51766), (1573, 49956), (1716, 45793), (1794, 43802), (1991, 39468), (2172, 36179), (2353, 33396), (2783, 28236), (3036, 25883), (3146, 24978), (3289, 23892), (3588, 21901), (3982, 19734), (4163, 18876), (4706, 16698), (4719, 16652), (5566, 14118), (5973, 13156), (6292, 12489), (6578, 11946), (7059, 11132), (7964, 9867), (8326, 9438), (8349, 9412)]