68580120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4297}}^1$

素因数の和:4337

約数の個数: 128

約数和(自身を含む): 247564800

約数和(自身を除く): 178984680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 4297, 5320, 7980, 8594, 12891, 15960, 17188, 21485, 25782, 30079, 34376, 42970, 51564, 60158, 64455, 81643, 85940, 90237, 103128, 120316, 128910, 150395, 163286, 171880, 180474, 240632, 244929, 257820, 300790, 326572, 360948, 408215, 451185, 489858, 515640, 571501, 601580, 653144, 721896, 816430, 902370, 979716, 1143002, 1203160, 1224645, 1632860, 1714503, 1804740, 1959432, 2286004, 2449290, 2857505, 3265720, 3429006, 3609480, 4572008, 4898580, 5715010, 6858012, 8572515, 9797160, 11430020, 13716024, 17145030, 22860040, 34290060, 68580120]

約数ペア:

[(1, 68580120), (2, 34290060), (3, 22860040), (4, 17145030), (5, 13716024), (6, 11430020), (7, 9797160), (8, 8572515), (10, 6858012), (12, 5715010), (14, 4898580), (15, 4572008), (19, 3609480), (20, 3429006), (21, 3265720), (24, 2857505), (28, 2449290), (30, 2286004), (35, 1959432), (38, 1804740), (40, 1714503), (42, 1632860), (56, 1224645), (57, 1203160), (60, 1143002), (70, 979716), (76, 902370), (84, 816430), (95, 721896), (105, 653144), (114, 601580), (120, 571501), (133, 515640), (140, 489858), (152, 451185), (168, 408215), (190, 360948), (210, 326572), (228, 300790), (266, 257820), (280, 244929), (285, 240632), (380, 180474), (399, 171880), (420, 163286), (456, 150395), (532, 128910), (570, 120316), (665, 103128), (760, 90237), (798, 85940), (840, 81643), (1064, 64455), (1140, 60158), (1330, 51564), (1596, 42970), (1995, 34376), (2280, 30079), (2660, 25782), (3192, 21485), (3990, 17188), (4297, 15960), (5320, 12891), (7980, 8594)]