255138660

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:328

約数の個数: 240

約数和(自身を含む): 926956800

約数和(自身を除く): 671818140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 149, 151, 162, 180, 189, 210, 252, 270, 298, 302, 315, 324, 378, 405, 420, 447, 453, 540, 567, 596, 604, 630, 745, 755, 756, 810, 894, 906, 945, 1043, 1057, 1134, 1260, 1341, 1359, 1490, 1510, 1620, 1788, 1812, 1890, 2086, 2114, 2235, 2265, 2268, 2682, 2718, 2835, 2980, 3020, 3129, 3171, 3780, 4023, 4077, 4172, 4228, 4470, 4530, 5215, 5285, 5364, 5436, 5670, 6258, 6342, 6705, 6795, 8046, 8154, 8940, 9060, 9387, 9513, 10430, 10570, 11340, 12069, 12231, 12516, 12684, 13410, 13590, 15645, 15855, 16092, 16308, 18774, 19026, 20115, 20385, 20860, 21140, 22499, 24138, 24462, 26820, 27180, 28161, 28539, 31290, 31710, 37548, 38052, 40230, 40770, 44998, 46935, 47565, 48276, 48924, 56322, 57078, 60345, 61155, 62580, 63420, 67497, 80460, 81540, 84483, 85617, 89996, 93870, 95130, 112495, 112644, 114156, 120690, 122310, 134994, 140805, 142695, 157493, 168966, 171234, 187740, 190260, 202491, 224990, 241380, 244620, 269988, 281610, 285390, 314986, 337485, 337932, 342468, 404982, 422415, 428085, 449980, 472479, 563220, 570780, 607473, 629972, 674970, 787465, 809964, 844830, 856170, 944958, 1012455, 1214946, 1349940, 1417437, 1574930, 1689660, 1712340, 1822419, 1889916, 2024910, 2362395, 2429892, 2834874, 3037365, 3149860, 3644838, 4049820, 4252311, 4724790, 5669748, 6074730, 7087185, 7289676, 8504622, 9112095, 9449580, 12149460, 12756933, 14174370, 17009244, 18224190, 21261555, 25513866, 28348740, 36448380, 42523110, 51027732, 63784665, 85046220, 127569330, 255138660]

約数ペア:

[(1, 255138660), (2, 127569330), (3, 85046220), (4, 63784665), (5, 51027732), (6, 42523110), (7, 36448380), (9, 28348740), (10, 25513866), (12, 21261555), (14, 18224190), (15, 17009244), (18, 14174370), (20, 12756933), (21, 12149460), (27, 9449580), (28, 9112095), (30, 8504622), (35, 7289676), (36, 7087185), (42, 6074730), (45, 5669748), (54, 4724790), (60, 4252311), (63, 4049820), (70, 3644838), (81, 3149860), (84, 3037365), (90, 2834874), (105, 2429892), (108, 2362395), (126, 2024910), (135, 1889916), (140, 1822419), (149, 1712340), (151, 1689660), (162, 1574930), (180, 1417437), (189, 1349940), (210, 1214946), (252, 1012455), (270, 944958), (298, 856170), (302, 844830), (315, 809964), (324, 787465), (378, 674970), (405, 629972), (420, 607473), (447, 570780), (453, 563220), (540, 472479), (567, 449980), (596, 428085), (604, 422415), (630, 404982), (745, 342468), (755, 337932), (756, 337485), (810, 314986), (894, 285390), (906, 281610), (945, 269988), (1043, 244620), (1057, 241380), (1134, 224990), (1260, 202491), (1341, 190260), (1359, 187740), (1490, 171234), (1510, 168966), (1620, 157493), (1788, 142695), (1812, 140805), (1890, 134994), (2086, 122310), (2114, 120690), (2235, 114156), (2265, 112644), (2268, 112495), (2682, 95130), (2718, 93870), (2835, 89996), (2980, 85617), (3020, 84483), (3129, 81540), (3171, 80460), (3780, 67497), (4023, 63420), (4077, 62580), (4172, 61155), (4228, 60345), (4470, 57078), (4530, 56322), (5215, 48924), (5285, 48276), (5364, 47565), (5436, 46935), (5670, 44998), (6258, 40770), (6342, 40230), (6705, 38052), (6795, 37548), (8046, 31710), (8154, 31290), (8940, 28539), (9060, 28161), (9387, 27180), (9513, 26820), (10430, 24462), (10570, 24138), (11340, 22499), (12069, 21140), (12231, 20860), (12516, 20385), (12684, 20115), (13410, 19026), (13590, 18774), (15645, 16308), (15855, 16092)]