2554718320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{647}}^1$

素因数の和:1319

約数の個数: 160

約数和(自身を含む): 7428381696

約数和(自身を除く): 4873663376

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 641, 647, 770, 880, 1232, 1282, 1294, 1540, 2564, 2588, 3080, 3205, 3235, 4487, 4529, 5128, 5176, 6160, 6410, 6470, 7051, 7117, 8974, 9058, 10256, 10352, 12820, 12940, 14102, 14234, 17948, 18116, 22435, 22645, 25640, 25880, 28204, 28468, 35255, 35585, 35896, 36232, 44870, 45290, 49357, 49819, 51280, 51760, 56408, 56936, 70510, 71170, 71792, 72464, 89740, 90580, 98714, 99638, 112816, 113872, 141020, 142340, 179480, 181160, 197428, 199276, 246785, 249095, 282040, 284680, 358960, 362320, 394856, 398552, 414727, 493570, 498190, 564080, 569360, 789712, 797104, 829454, 987140, 996380, 1658908, 1974280, 1992760, 2073635, 2903089, 3317816, 3948560, 3985520, 4147270, 4561997, 5806178, 6635632, 8294540, 9123994, 11612356, 14515445, 16589080, 18247988, 22809985, 23224712, 29030890, 31933979, 33178160, 36495976, 45619970, 46449424, 58061780, 63867958, 72991952, 91239940, 116123560, 127735916, 159669895, 182479880, 232247120, 255471832, 319339790, 364959760, 510943664, 638679580, 1277359160, 2554718320]

約数ペア:

[(1, 2554718320), (2, 1277359160), (4, 638679580), (5, 510943664), (7, 364959760), (8, 319339790), (10, 255471832), (11, 232247120), (14, 182479880), (16, 159669895), (20, 127735916), (22, 116123560), (28, 91239940), (35, 72991952), (40, 63867958), (44, 58061780), (55, 46449424), (56, 45619970), (70, 36495976), (77, 33178160), (80, 31933979), (88, 29030890), (110, 23224712), (112, 22809985), (140, 18247988), (154, 16589080), (176, 14515445), (220, 11612356), (280, 9123994), (308, 8294540), (385, 6635632), (440, 5806178), (560, 4561997), (616, 4147270), (641, 3985520), (647, 3948560), (770, 3317816), (880, 2903089), (1232, 2073635), (1282, 1992760), (1294, 1974280), (1540, 1658908), (2564, 996380), (2588, 987140), (3080, 829454), (3205, 797104), (3235, 789712), (4487, 569360), (4529, 564080), (5128, 498190), (5176, 493570), (6160, 414727), (6410, 398552), (6470, 394856), (7051, 362320), (7117, 358960), (8974, 284680), (9058, 282040), (10256, 249095), (10352, 246785), (12820, 199276), (12940, 197428), (14102, 181160), (14234, 179480), (17948, 142340), (18116, 141020), (22435, 113872), (22645, 112816), (25640, 99638), (25880, 98714), (28204, 90580), (28468, 89740), (35255, 72464), (35585, 71792), (35896, 71170), (36232, 70510), (44870, 56936), (45290, 56408), (49357, 51760), (49819, 51280)]