512375240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:579

約数の個数: 128

約数和(自身を含む): 1326780000

約数和(自身を除く): 814404760

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 149, 170, 221, 260, 298, 340, 389, 442, 520, 596, 680, 745, 778, 884, 1105, 1192, 1490, 1556, 1768, 1937, 1945, 2210, 2533, 2980, 3112, 3874, 3890, 4420, 5057, 5066, 5960, 6613, 7748, 7780, 8840, 9685, 10114, 10132, 12665, 13226, 15496, 15560, 19370, 20228, 20264, 25285, 25330, 26452, 32929, 33065, 38740, 40456, 50570, 50660, 52904, 57961, 65858, 66130, 77480, 85969, 101140, 101320, 115922, 131716, 132260, 164645, 171938, 202280, 231844, 263432, 264520, 289805, 329290, 343876, 429845, 463688, 579610, 658580, 687752, 753493, 859690, 985337, 1159220, 1317160, 1506986, 1719380, 1970674, 2318440, 3013972, 3438760, 3767465, 3941348, 4926685, 6027944, 7534930, 7882696, 9853370, 12809381, 15069860, 19706740, 25618762, 30139720, 39413480, 51237524, 64046905, 102475048, 128093810, 256187620, 512375240]

約数ペア:

[(1, 512375240), (2, 256187620), (4, 128093810), (5, 102475048), (8, 64046905), (10, 51237524), (13, 39413480), (17, 30139720), (20, 25618762), (26, 19706740), (34, 15069860), (40, 12809381), (52, 9853370), (65, 7882696), (68, 7534930), (85, 6027944), (104, 4926685), (130, 3941348), (136, 3767465), (149, 3438760), (170, 3013972), (221, 2318440), (260, 1970674), (298, 1719380), (340, 1506986), (389, 1317160), (442, 1159220), (520, 985337), (596, 859690), (680, 753493), (745, 687752), (778, 658580), (884, 579610), (1105, 463688), (1192, 429845), (1490, 343876), (1556, 329290), (1768, 289805), (1937, 264520), (1945, 263432), (2210, 231844), (2533, 202280), (2980, 171938), (3112, 164645), (3874, 132260), (3890, 131716), (4420, 115922), (5057, 101320), (5066, 101140), (5960, 85969), (6613, 77480), (7748, 66130), (7780, 65858), (8840, 57961), (9685, 52904), (10114, 50660), (10132, 50570), (12665, 40456), (13226, 38740), (15496, 33065), (15560, 32929), (19370, 26452), (20228, 25330), (20264, 25285)]