399958740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1409}}^1$

素因数の和:1526

約数の個数: 144

約数和(自身を含む): 1293364800

約数和(自身を除く): 893406060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 83, 90, 95, 114, 166, 171, 180, 190, 228, 249, 285, 332, 342, 380, 415, 498, 570, 684, 747, 830, 855, 996, 1140, 1245, 1409, 1494, 1577, 1660, 1710, 2490, 2818, 2988, 3154, 3420, 3735, 4227, 4731, 4980, 5636, 6308, 7045, 7470, 7885, 8454, 9462, 12681, 14090, 14193, 14940, 15770, 16908, 18924, 21135, 23655, 25362, 26771, 28180, 28386, 31540, 42270, 47310, 50724, 53542, 56772, 63405, 70965, 80313, 84540, 94620, 107084, 116947, 126810, 133855, 141930, 160626, 233894, 240939, 253620, 267710, 283860, 321252, 350841, 401565, 467788, 481878, 535420, 584735, 701682, 803130, 963756, 1052523, 1169470, 1204695, 1403364, 1606260, 1754205, 2105046, 2221993, 2338940, 2409390, 3508410, 4210092, 4443986, 4818780, 5262615, 6665979, 7016820, 8887972, 10525230, 11109965, 13331958, 19997937, 21050460, 22219930, 26663916, 33329895, 39995874, 44439860, 66659790, 79991748, 99989685, 133319580, 199979370, 399958740]

約数ペア:

[(1, 399958740), (2, 199979370), (3, 133319580), (4, 99989685), (5, 79991748), (6, 66659790), (9, 44439860), (10, 39995874), (12, 33329895), (15, 26663916), (18, 22219930), (19, 21050460), (20, 19997937), (30, 13331958), (36, 11109965), (38, 10525230), (45, 8887972), (57, 7016820), (60, 6665979), (76, 5262615), (83, 4818780), (90, 4443986), (95, 4210092), (114, 3508410), (166, 2409390), (171, 2338940), (180, 2221993), (190, 2105046), (228, 1754205), (249, 1606260), (285, 1403364), (332, 1204695), (342, 1169470), (380, 1052523), (415, 963756), (498, 803130), (570, 701682), (684, 584735), (747, 535420), (830, 481878), (855, 467788), (996, 401565), (1140, 350841), (1245, 321252), (1409, 283860), (1494, 267710), (1577, 253620), (1660, 240939), (1710, 233894), (2490, 160626), (2818, 141930), (2988, 133855), (3154, 126810), (3420, 116947), (3735, 107084), (4227, 94620), (4731, 84540), (4980, 80313), (5636, 70965), (6308, 63405), (7045, 56772), (7470, 53542), (7885, 50724), (8454, 47310), (9462, 42270), (12681, 31540), (14090, 28386), (14193, 28180), (14940, 26771), (15770, 25362), (16908, 23655), (18924, 21135)]