68869920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 251596800

約数和(自身を除く): 182726880

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, 70, 80, 84, 96, 103, 105, 112, 120, 140, 160, 168, 199, 206, 210, 224, 240, 280, 309, 336, 398, 412, 420, 480, 515, 560, 597, 618, 672, 721, 796, 824, 840, 995, 1030, 1120, 1194, 1236, 1393, 1442, 1545, 1592, 1648, 1680, 1990, 2060, 2163, 2388, 2472, 2786, 2884, 2985, 3090, 3184, 3296, 3360, 3605, 3980, 4120, 4179, 4326, 4776, 4944, 5572, 5768, 5970, 6180, 6368, 6965, 7210, 7960, 8240, 8358, 8652, 9552, 9888, 10815, 11144, 11536, 11940, 12360, 13930, 14420, 15920, 16480, 16716, 17304, 19104, 20497, 20895, 21630, 22288, 23072, 23880, 24720, 27860, 28840, 31840, 33432, 34608, 40994, 41790, 43260, 44576, 47760, 49440, 55720, 57680, 61491, 66864, 69216, 81988, 83580, 86520, 95520, 102485, 111440, 115360, 122982, 133728, 143479, 163976, 167160, 173040, 204970, 222880, 245964, 286958, 307455, 327952, 334320, 346080, 409940, 430437, 491928, 573916, 614910, 655904, 668640, 717395, 819880, 860874, 983856, 1147832, 1229820, 1434790, 1639760, 1721748, 1967712, 2152185, 2295664, 2459640, 2869580, 3279520, 3443496, 4304370, 4591328, 4919280, 5739160, 6886992, 8608740, 9838560, 11478320, 13773984, 17217480, 22956640, 34434960, 68869920]

約数ペア:

[(1, 68869920), (2, 34434960), (3, 22956640), (4, 17217480), (5, 13773984), (6, 11478320), (7, 9838560), (8, 8608740), (10, 6886992), (12, 5739160), (14, 4919280), (15, 4591328), (16, 4304370), (20, 3443496), (21, 3279520), (24, 2869580), (28, 2459640), (30, 2295664), (32, 2152185), (35, 1967712), (40, 1721748), (42, 1639760), (48, 1434790), (56, 1229820), (60, 1147832), (70, 983856), (80, 860874), (84, 819880), (96, 717395), (103, 668640), (105, 655904), (112, 614910), (120, 573916), (140, 491928), (160, 430437), (168, 409940), (199, 346080), (206, 334320), (210, 327952), (224, 307455), (240, 286958), (280, 245964), (309, 222880), (336, 204970), (398, 173040), (412, 167160), (420, 163976), (480, 143479), (515, 133728), (560, 122982), (597, 115360), (618, 111440), (672, 102485), (721, 95520), (796, 86520), (824, 83580), (840, 81988), (995, 69216), (1030, 66864), (1120, 61491), (1194, 57680), (1236, 55720), (1393, 49440), (1442, 47760), (1545, 44576), (1592, 43260), (1648, 41790), (1680, 40994), (1990, 34608), (2060, 33432), (2163, 31840), (2388, 28840), (2472, 27860), (2786, 24720), (2884, 23880), (2985, 23072), (3090, 22288), (3184, 21630), (3296, 20895), (3360, 20497), (3605, 19104), (3980, 17304), (4120, 16716), (4179, 16480), (4326, 15920), (4776, 14420), (4944, 13930), (5572, 12360), (5768, 11940), (5970, 11536), (6180, 11144), (6368, 10815), (6965, 9888), (7210, 9552), (7960, 8652), (8240, 8358)]