78318072

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 250754400

約数和(自身を除く): 172436328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 79, 84, 98, 126, 147, 158, 168, 196, 237, 252, 281, 294, 316, 392, 441, 474, 504, 553, 562, 588, 632, 711, 843, 882, 948, 1106, 1124, 1176, 1422, 1659, 1686, 1764, 1896, 1967, 2212, 2248, 2529, 2844, 3318, 3372, 3528, 3871, 3934, 4424, 4977, 5058, 5688, 5901, 6636, 6744, 7742, 7868, 9954, 10116, 11613, 11802, 13272, 13769, 15484, 15736, 17703, 19908, 20232, 22199, 23226, 23604, 27538, 30968, 34839, 35406, 39816, 41307, 44398, 46452, 47208, 55076, 66597, 69678, 70812, 82614, 88796, 92904, 110152, 123921, 133194, 139356, 141624, 155393, 165228, 177592, 199791, 247842, 266388, 278712, 310786, 330456, 399582, 466179, 495684, 532776, 621572, 799164, 932358, 991368, 1087751, 1243144, 1398537, 1598328, 1864716, 2175502, 2797074, 3263253, 3729432, 4351004, 5594148, 6526506, 8702008, 9789759, 11188296, 13053012, 19579518, 26106024, 39159036, 78318072]

約数ペア:

[(1, 78318072), (2, 39159036), (3, 26106024), (4, 19579518), (6, 13053012), (7, 11188296), (8, 9789759), (9, 8702008), (12, 6526506), (14, 5594148), (18, 4351004), (21, 3729432), (24, 3263253), (28, 2797074), (36, 2175502), (42, 1864716), (49, 1598328), (56, 1398537), (63, 1243144), (72, 1087751), (79, 991368), (84, 932358), (98, 799164), (126, 621572), (147, 532776), (158, 495684), (168, 466179), (196, 399582), (237, 330456), (252, 310786), (281, 278712), (294, 266388), (316, 247842), (392, 199791), (441, 177592), (474, 165228), (504, 155393), (553, 141624), (562, 139356), (588, 133194), (632, 123921), (711, 110152), (843, 92904), (882, 88796), (948, 82614), (1106, 70812), (1124, 69678), (1176, 66597), (1422, 55076), (1659, 47208), (1686, 46452), (1764, 44398), (1896, 41307), (1967, 39816), (2212, 35406), (2248, 34839), (2529, 30968), (2844, 27538), (3318, 23604), (3372, 23226), (3528, 22199), (3871, 20232), (3934, 19908), (4424, 17703), (4977, 15736), (5058, 15484), (5688, 13769), (5901, 13272), (6636, 11802), (6744, 11613), (7742, 10116), (7868, 9954)]