1408928640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{104831}}^1$

素因数の和:104860

約数の個数: 128

約数和(自身を含む): 5132574720

約数和(自身を除く): 3723646080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 104831, 209662, 314493, 419324, 524155, 628986, 733817, 838648, 1048310, 1257972, 1467634, 1572465, 1677296, 2096620, 2201451, 2515944, 2935268, 3144930, 3354592, 3669085, 4193240, 4402902, 5031888, 5870536, 6289860, 6709184, 7338170, 8386480, 8805804, 10063776, 11007255, 11741072, 12579720, 13418368, 14676340, 16772960, 17611608, 20127552, 22014510, 23482144, 25159440, 29352680, 33545920, 35223216, 40255104, 44029020, 46964288, 50318880, 58705360, 67091840, 70446432, 88058040, 93928576, 100637760, 117410720, 140892864, 176116080, 201275520, 234821440, 281785728, 352232160, 469642880, 704464320, 1408928640]

約数ペア:

[(1, 1408928640), (2, 704464320), (3, 469642880), (4, 352232160), (5, 281785728), (6, 234821440), (7, 201275520), (8, 176116080), (10, 140892864), (12, 117410720), (14, 100637760), (15, 93928576), (16, 88058040), (20, 70446432), (21, 67091840), (24, 58705360), (28, 50318880), (30, 46964288), (32, 44029020), (35, 40255104), (40, 35223216), (42, 33545920), (48, 29352680), (56, 25159440), (60, 23482144), (64, 22014510), (70, 20127552), (80, 17611608), (84, 16772960), (96, 14676340), (105, 13418368), (112, 12579720), (120, 11741072), (128, 11007255), (140, 10063776), (160, 8805804), (168, 8386480), (192, 7338170), (210, 6709184), (224, 6289860), (240, 5870536), (280, 5031888), (320, 4402902), (336, 4193240), (384, 3669085), (420, 3354592), (448, 3144930), (480, 2935268), (560, 2515944), (640, 2201451), (672, 2096620), (840, 1677296), (896, 1572465), (960, 1467634), (1120, 1257972), (1344, 1048310), (1680, 838648), (1920, 733817), (2240, 628986), (2688, 524155), (3360, 419324), (4480, 314493), (6720, 209662), (13440, 104831)]