1408959216

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19687}}^1$

素因数の和:19779

約数の個数: 120

約数和(自身を含む): 4570136064

約数和(自身を除く): 3161176848

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 71, 72, 84, 112, 126, 142, 144, 168, 213, 252, 284, 336, 426, 497, 504, 568, 639, 852, 994, 1008, 1136, 1278, 1491, 1704, 1988, 2556, 2982, 3408, 3976, 4473, 5112, 5964, 7952, 8946, 10224, 11928, 17892, 19687, 23856, 35784, 39374, 59061, 71568, 78748, 118122, 137809, 157496, 177183, 236244, 275618, 314992, 354366, 413427, 472488, 551236, 708732, 826854, 944976, 1102472, 1240281, 1397777, 1417464, 1653708, 2204944, 2480562, 2795554, 2834928, 3307416, 4193331, 4961124, 5591108, 6614832, 8386662, 9784439, 9922248, 11182216, 12579993, 16773324, 19568878, 19844496, 22364432, 25159986, 29353317, 33546648, 39137756, 50319972, 58706634, 67093296, 78275512, 88059951, 100639944, 117413268, 156551024, 176119902, 201279888, 234826536, 352239804, 469653072, 704479608, 1408959216]

約数ペア:

[(1, 1408959216), (2, 704479608), (3, 469653072), (4, 352239804), (6, 234826536), (7, 201279888), (8, 176119902), (9, 156551024), (12, 117413268), (14, 100639944), (16, 88059951), (18, 78275512), (21, 67093296), (24, 58706634), (28, 50319972), (36, 39137756), (42, 33546648), (48, 29353317), (56, 25159986), (63, 22364432), (71, 19844496), (72, 19568878), (84, 16773324), (112, 12579993), (126, 11182216), (142, 9922248), (144, 9784439), (168, 8386662), (213, 6614832), (252, 5591108), (284, 4961124), (336, 4193331), (426, 3307416), (497, 2834928), (504, 2795554), (568, 2480562), (639, 2204944), (852, 1653708), (994, 1417464), (1008, 1397777), (1136, 1240281), (1278, 1102472), (1491, 944976), (1704, 826854), (1988, 708732), (2556, 551236), (2982, 472488), (3408, 413427), (3976, 354366), (4473, 314992), (5112, 275618), (5964, 236244), (7952, 177183), (8946, 157496), (10224, 137809), (11928, 118122), (17892, 78748), (19687, 71568), (23856, 59061), (35784, 39374)]