680680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:59

約数の個数: 128

約数和(自身を含む): 2177280

約数和(自身を除く): 1496600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 17, 20, 22, 26, 28, 34, 35, 40, 44, 52, 55, 56, 65, 68, 70, 77, 85, 88, 91, 104, 110, 119, 130, 136, 140, 143, 154, 170, 182, 187, 220, 221, 238, 260, 280, 286, 308, 340, 364, 374, 385, 440, 442, 455, 476, 520, 572, 595, 616, 680, 715, 728, 748, 770, 884, 910, 935, 952, 1001, 1105, 1144, 1190, 1309, 1430, 1496, 1540, 1547, 1768, 1820, 1870, 2002, 2210, 2380, 2431, 2618, 2860, 3080, 3094, 3640, 3740, 4004, 4420, 4760, 4862, 5005, 5236, 5720, 6188, 6545, 7480, 7735, 8008, 8840, 9724, 10010, 10472, 12155, 12376, 13090, 15470, 17017, 19448, 20020, 24310, 26180, 30940, 34034, 40040, 48620, 52360, 61880, 68068, 85085, 97240, 136136, 170170, 340340, 680680]

約数ペア:

[(1, 680680), (2, 340340), (4, 170170), (5, 136136), (7, 97240), (8, 85085), (10, 68068), (11, 61880), (13, 52360), (14, 48620), (17, 40040), (20, 34034), (22, 30940), (26, 26180), (28, 24310), (34, 20020), (35, 19448), (40, 17017), (44, 15470), (52, 13090), (55, 12376), (56, 12155), (65, 10472), (68, 10010), (70, 9724), (77, 8840), (85, 8008), (88, 7735), (91, 7480), (104, 6545), (110, 6188), (119, 5720), (130, 5236), (136, 5005), (140, 4862), (143, 4760), (154, 4420), (170, 4004), (182, 3740), (187, 3640), (220, 3094), (221, 3080), (238, 2860), (260, 2618), (280, 2431), (286, 2380), (308, 2210), (340, 2002), (364, 1870), (374, 1820), (385, 1768), (440, 1547), (442, 1540), (455, 1496), (476, 1430), (520, 1309), (572, 1190), (595, 1144), (616, 1105), (680, 1001), (715, 952), (728, 935), (748, 910), (770, 884)]