400122864

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:679

約数の個数: 120

約数和(自身を含む): 1154256480

約数和(自身を除く): 754133616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 103, 106, 144, 159, 206, 212, 309, 318, 412, 424, 477, 509, 618, 636, 824, 848, 927, 954, 1018, 1236, 1272, 1527, 1648, 1854, 1908, 2036, 2472, 2544, 3054, 3708, 3816, 4072, 4581, 4944, 5459, 6108, 7416, 7632, 8144, 9162, 10918, 12216, 14832, 16377, 18324, 21836, 24432, 26977, 32754, 36648, 43672, 49131, 52427, 53954, 65508, 73296, 80931, 87344, 98262, 104854, 107908, 131016, 157281, 161862, 196524, 209708, 215816, 242793, 262032, 314562, 323724, 393048, 419416, 431632, 471843, 485586, 629124, 647448, 786096, 838832, 943686, 971172, 1258248, 1294896, 1887372, 1942344, 2516496, 2778631, 3774744, 3884688, 5557262, 7549488, 8335893, 11114524, 16671786, 22229048, 25007679, 33343572, 44458096, 50015358, 66687144, 100030716, 133374288, 200061432, 400122864]

約数ペア:

[(1, 400122864), (2, 200061432), (3, 133374288), (4, 100030716), (6, 66687144), (8, 50015358), (9, 44458096), (12, 33343572), (16, 25007679), (18, 22229048), (24, 16671786), (36, 11114524), (48, 8335893), (53, 7549488), (72, 5557262), (103, 3884688), (106, 3774744), (144, 2778631), (159, 2516496), (206, 1942344), (212, 1887372), (309, 1294896), (318, 1258248), (412, 971172), (424, 943686), (477, 838832), (509, 786096), (618, 647448), (636, 629124), (824, 485586), (848, 471843), (927, 431632), (954, 419416), (1018, 393048), (1236, 323724), (1272, 314562), (1527, 262032), (1648, 242793), (1854, 215816), (1908, 209708), (2036, 196524), (2472, 161862), (2544, 157281), (3054, 131016), (3708, 107908), (3816, 104854), (4072, 98262), (4581, 87344), (4944, 80931), (5459, 73296), (6108, 65508), (7416, 53954), (7632, 52427), (8144, 49131), (9162, 43672), (10918, 36648), (12216, 32754), (14832, 26977), (16377, 24432), (18324, 21836)]