254667480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4027}}^1$

素因数の和:4089

約数の個数: 128

約数和(自身を含む): 835246080

約数和(自身を除く): 580578600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1581, 1860, 2040, 2108, 2635, 3162, 3720, 4027, 4216, 5270, 6324, 7905, 8054, 10540, 12081, 12648, 15810, 16108, 20135, 21080, 24162, 31620, 32216, 40270, 48324, 60405, 63240, 68459, 80540, 96648, 120810, 124837, 136918, 161080, 205377, 241620, 249674, 273836, 342295, 374511, 410754, 483240, 499348, 547672, 624185, 684590, 749022, 821508, 998696, 1026885, 1248370, 1369180, 1498044, 1643016, 1872555, 2053770, 2122229, 2496740, 2738360, 2996088, 3745110, 4107540, 4244458, 4993480, 6366687, 7490220, 8215080, 8488916, 10611145, 12733374, 14980440, 16977832, 21222290, 25466748, 31833435, 42444580, 50933496, 63666870, 84889160, 127333740, 254667480]

約数ペア:

[(1, 254667480), (2, 127333740), (3, 84889160), (4, 63666870), (5, 50933496), (6, 42444580), (8, 31833435), (10, 25466748), (12, 21222290), (15, 16977832), (17, 14980440), (20, 12733374), (24, 10611145), (30, 8488916), (31, 8215080), (34, 7490220), (40, 6366687), (51, 4993480), (60, 4244458), (62, 4107540), (68, 3745110), (85, 2996088), (93, 2738360), (102, 2496740), (120, 2122229), (124, 2053770), (136, 1872555), (155, 1643016), (170, 1498044), (186, 1369180), (204, 1248370), (248, 1026885), (255, 998696), (310, 821508), (340, 749022), (372, 684590), (408, 624185), (465, 547672), (510, 499348), (527, 483240), (620, 410754), (680, 374511), (744, 342295), (930, 273836), (1020, 249674), (1054, 241620), (1240, 205377), (1581, 161080), (1860, 136918), (2040, 124837), (2108, 120810), (2635, 96648), (3162, 80540), (3720, 68459), (4027, 63240), (4216, 60405), (5270, 48324), (6324, 40270), (7905, 32216), (8054, 31620), (10540, 24162), (12081, 21080), (12648, 20135), (15810, 16108)]