255184160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{269}}^1$

素因数の和:320

約数の個数: 216

約数和(自身を含む): 773716860

約数和(自身を除く): 518532700

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 121, 140, 154, 160, 176, 196, 220, 224, 242, 245, 269, 280, 308, 352, 385, 392, 440, 484, 490, 538, 539, 560, 605, 616, 770, 784, 847, 880, 968, 980, 1076, 1078, 1120, 1210, 1232, 1345, 1540, 1568, 1694, 1760, 1883, 1936, 1960, 2152, 2156, 2420, 2464, 2690, 2695, 2959, 3080, 3388, 3766, 3872, 3920, 4235, 4304, 4312, 4840, 5380, 5390, 5918, 5929, 6160, 6776, 7532, 7840, 8470, 8608, 8624, 9415, 9680, 10760, 10780, 11836, 11858, 12320, 13181, 13552, 14795, 15064, 16940, 17248, 18830, 19360, 20713, 21520, 21560, 23672, 23716, 26362, 27104, 29590, 29645, 30128, 32549, 33880, 37660, 41426, 43040, 43120, 47344, 47432, 52724, 59180, 59290, 60256, 65098, 65905, 67760, 75320, 82852, 86240, 94688, 94864, 103565, 105448, 118360, 118580, 130196, 131810, 135520, 144991, 150640, 162745, 165704, 189728, 207130, 210896, 227843, 236720, 237160, 260392, 263620, 289982, 301280, 325490, 331408, 414260, 421792, 455686, 473440, 474320, 520784, 527240, 579964, 650980, 662816, 724955, 828520, 911372, 948640, 1041568, 1054480, 1139215, 1159928, 1301960, 1449910, 1594901, 1657040, 1822744, 2108960, 2278430, 2319856, 2603920, 2899820, 3189802, 3314080, 3645488, 4556860, 4639712, 5207840, 5799640, 6379604, 7290976, 7974505, 9113720, 11599280, 12759208, 15949010, 18227440, 23198560, 25518416, 31898020, 36454880, 51036832, 63796040, 127592080, 255184160]

約数ペア:

[(1, 255184160), (2, 127592080), (4, 63796040), (5, 51036832), (7, 36454880), (8, 31898020), (10, 25518416), (11, 23198560), (14, 18227440), (16, 15949010), (20, 12759208), (22, 11599280), (28, 9113720), (32, 7974505), (35, 7290976), (40, 6379604), (44, 5799640), (49, 5207840), (55, 4639712), (56, 4556860), (70, 3645488), (77, 3314080), (80, 3189802), (88, 2899820), (98, 2603920), (110, 2319856), (112, 2278430), (121, 2108960), (140, 1822744), (154, 1657040), (160, 1594901), (176, 1449910), (196, 1301960), (220, 1159928), (224, 1139215), (242, 1054480), (245, 1041568), (269, 948640), (280, 911372), (308, 828520), (352, 724955), (385, 662816), (392, 650980), (440, 579964), (484, 527240), (490, 520784), (538, 474320), (539, 473440), (560, 455686), (605, 421792), (616, 414260), (770, 331408), (784, 325490), (847, 301280), (880, 289982), (968, 263620), (980, 260392), (1076, 237160), (1078, 236720), (1120, 227843), (1210, 210896), (1232, 207130), (1345, 189728), (1540, 165704), (1568, 162745), (1694, 150640), (1760, 144991), (1883, 135520), (1936, 131810), (1960, 130196), (2152, 118580), (2156, 118360), (2420, 105448), (2464, 103565), (2690, 94864), (2695, 94688), (2959, 86240), (3080, 82852), (3388, 75320), (3766, 67760), (3872, 65905), (3920, 65098), (4235, 60256), (4304, 59290), (4312, 59180), (4840, 52724), (5380, 47432), (5390, 47344), (5918, 43120), (5929, 43040), (6160, 41426), (6776, 37660), (7532, 33880), (7840, 32549), (8470, 30128), (8608, 29645), (8624, 29590), (9415, 27104), (9680, 26362), (10760, 23716), (10780, 23672), (11836, 21560), (11858, 21520), (12320, 20713), (13181, 19360), (13552, 18830), (14795, 17248), (15064, 16940)]