400433904

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{523}}^1$

素因数の和:959

約数の個数: 120

約数和(自身を含む): 1212127280

約数和(自身を除く): 811693376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 409, 468, 523, 624, 818, 936, 1046, 1227, 1569, 1636, 1872, 2092, 2454, 3138, 3272, 3681, 4184, 4707, 4908, 5317, 6276, 6544, 6799, 7362, 8368, 9414, 9816, 10634, 12552, 13598, 14724, 15951, 18828, 19632, 20397, 21268, 25104, 27196, 29448, 31902, 37656, 40794, 42536, 47853, 54392, 58896, 61191, 63804, 75312, 81588, 85072, 95706, 108784, 122382, 127608, 163176, 191412, 213907, 244764, 255216, 326352, 382824, 427814, 489528, 641721, 765648, 855628, 979056, 1283442, 1711256, 1925163, 2566884, 2780791, 3422512, 3850326, 5133768, 5561582, 7700652, 8342373, 10267536, 11123164, 15401304, 16684746, 22246328, 25027119, 30802608, 33369492, 44492656, 50054238, 66738984, 100108476, 133477968, 200216952, 400433904]

約数ペア:

[(1, 400433904), (2, 200216952), (3, 133477968), (4, 100108476), (6, 66738984), (8, 50054238), (9, 44492656), (12, 33369492), (13, 30802608), (16, 25027119), (18, 22246328), (24, 16684746), (26, 15401304), (36, 11123164), (39, 10267536), (48, 8342373), (52, 7700652), (72, 5561582), (78, 5133768), (104, 3850326), (117, 3422512), (144, 2780791), (156, 2566884), (208, 1925163), (234, 1711256), (312, 1283442), (409, 979056), (468, 855628), (523, 765648), (624, 641721), (818, 489528), (936, 427814), (1046, 382824), (1227, 326352), (1569, 255216), (1636, 244764), (1872, 213907), (2092, 191412), (2454, 163176), (3138, 127608), (3272, 122382), (3681, 108784), (4184, 95706), (4707, 85072), (4908, 81588), (5317, 75312), (6276, 63804), (6544, 61191), (6799, 58896), (7362, 54392), (8368, 47853), (9414, 42536), (9816, 40794), (10634, 37656), (12552, 31902), (13598, 29448), (14724, 27196), (15951, 25104), (18828, 21268), (19632, 20397)]