404215980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{20477}}^1$

素因数の和:20543

約数の個数: 96

約数和(自身を含む): 1321076736

約数和(自身を除く): 916860756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4935, 6580, 9870, 19740, 20477, 40954, 61431, 81908, 102385, 122862, 143339, 204770, 245724, 286678, 307155, 409540, 430017, 573356, 614310, 716695, 860034, 962419, 1228620, 1433390, 1720068, 1924838, 2150085, 2866780, 2887257, 3849676, 4300170, 4812095, 5774514, 6736933, 8600340, 9624190, 11549028, 13473866, 14436285, 19248380, 20210799, 26947732, 28872570, 33684665, 40421598, 57745140, 67369330, 80843196, 101053995, 134738660, 202107990, 404215980]

約数ペア:

[(1, 404215980), (2, 202107990), (3, 134738660), (4, 101053995), (5, 80843196), (6, 67369330), (7, 57745140), (10, 40421598), (12, 33684665), (14, 28872570), (15, 26947732), (20, 20210799), (21, 19248380), (28, 14436285), (30, 13473866), (35, 11549028), (42, 9624190), (47, 8600340), (60, 6736933), (70, 5774514), (84, 4812095), (94, 4300170), (105, 3849676), (140, 2887257), (141, 2866780), (188, 2150085), (210, 1924838), (235, 1720068), (282, 1433390), (329, 1228620), (420, 962419), (470, 860034), (564, 716695), (658, 614310), (705, 573356), (940, 430017), (987, 409540), (1316, 307155), (1410, 286678), (1645, 245724), (1974, 204770), (2820, 143339), (3290, 122862), (3948, 102385), (4935, 81908), (6580, 61431), (9870, 40954), (19740, 20477)]