245532560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1225

約数の個数: 160

約数和(自身を含む): 727453440

約数和(自身を除く): 481920880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 80, 91, 104, 112, 116, 130, 140, 145, 182, 203, 208, 232, 260, 280, 290, 364, 377, 406, 455, 464, 520, 560, 580, 728, 754, 812, 910, 1015, 1040, 1160, 1163, 1456, 1508, 1624, 1820, 1885, 2030, 2320, 2326, 2639, 3016, 3248, 3640, 3770, 4060, 4652, 5278, 5815, 6032, 7280, 7540, 8120, 8141, 9304, 10556, 11630, 13195, 15080, 15119, 16240, 16282, 18608, 21112, 23260, 26390, 30160, 30238, 32564, 33727, 40705, 42224, 46520, 52780, 60476, 65128, 67454, 75595, 81410, 93040, 105560, 105833, 120952, 130256, 134908, 151190, 162820, 168635, 211120, 211666, 236089, 241904, 269816, 302380, 325640, 337270, 423332, 438451, 472178, 529165, 539632, 604760, 651280, 674540, 846664, 876902, 944356, 1058330, 1180445, 1209520, 1349080, 1693328, 1753804, 1888712, 2116660, 2192255, 2360890, 2698160, 3069157, 3507608, 3777424, 4233320, 4384510, 4721780, 6138314, 7015216, 8466640, 8769020, 9443560, 12276628, 15345785, 17538040, 18887120, 24553256, 30691570, 35076080, 49106512, 61383140, 122766280, 245532560]

約数ペア:

[(1, 245532560), (2, 122766280), (4, 61383140), (5, 49106512), (7, 35076080), (8, 30691570), (10, 24553256), (13, 18887120), (14, 17538040), (16, 15345785), (20, 12276628), (26, 9443560), (28, 8769020), (29, 8466640), (35, 7015216), (40, 6138314), (52, 4721780), (56, 4384510), (58, 4233320), (65, 3777424), (70, 3507608), (80, 3069157), (91, 2698160), (104, 2360890), (112, 2192255), (116, 2116660), (130, 1888712), (140, 1753804), (145, 1693328), (182, 1349080), (203, 1209520), (208, 1180445), (232, 1058330), (260, 944356), (280, 876902), (290, 846664), (364, 674540), (377, 651280), (406, 604760), (455, 539632), (464, 529165), (520, 472178), (560, 438451), (580, 423332), (728, 337270), (754, 325640), (812, 302380), (910, 269816), (1015, 241904), (1040, 236089), (1160, 211666), (1163, 211120), (1456, 168635), (1508, 162820), (1624, 151190), (1820, 134908), (1885, 130256), (2030, 120952), (2320, 105833), (2326, 105560), (2639, 93040), (3016, 81410), (3248, 75595), (3640, 67454), (3770, 65128), (4060, 60476), (4652, 52780), (5278, 46520), (5815, 42224), (6032, 40705), (7280, 33727), (7540, 32564), (8120, 30238), (8141, 30160), (9304, 26390), (10556, 23260), (11630, 21112), (13195, 18608), (15080, 16282), (15119, 16240)]