1657239090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 192

約数和(自身を含む): 4608576000

約数和(自身を除く): 2951336910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 79, 95, 114, 130, 149, 158, 190, 195, 237, 247, 285, 298, 361, 390, 395, 447, 474, 494, 570, 722, 741, 745, 790, 894, 1027, 1083, 1185, 1235, 1482, 1490, 1501, 1805, 1937, 2054, 2166, 2235, 2370, 2470, 2831, 3002, 3081, 3610, 3705, 3874, 4470, 4503, 4693, 5135, 5415, 5662, 5811, 6162, 7410, 7505, 8493, 9006, 9386, 9685, 10270, 10830, 11622, 11771, 14079, 14155, 15010, 15405, 16986, 19370, 19513, 22515, 23465, 23542, 28158, 28310, 28519, 29055, 30810, 35313, 36803, 39026, 42465, 45030, 46930, 53789, 57038, 58110, 58539, 58855, 70395, 70626, 73606, 84930, 85557, 97565, 107578, 110409, 117078, 117710, 140790, 142595, 153023, 161367, 171114, 176565, 184015, 195130, 220818, 223649, 268945, 285190, 292695, 306046, 322734, 353130, 368030, 370747, 427785, 447298, 459069, 537890, 552045, 585390, 670947, 699257, 741494, 765115, 806835, 855570, 918138, 1104090, 1112241, 1118245, 1341894, 1398514, 1530230, 1613670, 1853735, 2097771, 2224482, 2236490, 2295345, 2907437, 3354735, 3496285, 3707470, 4195542, 4249331, 4590690, 5561205, 5814874, 6709470, 6992570, 8498662, 8722311, 10488855, 11122410, 12747993, 14537185, 17444622, 20977710, 21246655, 25495986, 29074370, 42493310, 43611555, 55241303, 63739965, 87223110, 110482606, 127479930, 165723909, 276206515, 331447818, 552413030, 828619545, 1657239090]

約数ペア:

[(1, 1657239090), (2, 828619545), (3, 552413030), (5, 331447818), (6, 276206515), (10, 165723909), (13, 127479930), (15, 110482606), (19, 87223110), (26, 63739965), (30, 55241303), (38, 43611555), (39, 42493310), (57, 29074370), (65, 25495986), (78, 21246655), (79, 20977710), (95, 17444622), (114, 14537185), (130, 12747993), (149, 11122410), (158, 10488855), (190, 8722311), (195, 8498662), (237, 6992570), (247, 6709470), (285, 5814874), (298, 5561205), (361, 4590690), (390, 4249331), (395, 4195542), (447, 3707470), (474, 3496285), (494, 3354735), (570, 2907437), (722, 2295345), (741, 2236490), (745, 2224482), (790, 2097771), (894, 1853735), (1027, 1613670), (1083, 1530230), (1185, 1398514), (1235, 1341894), (1482, 1118245), (1490, 1112241), (1501, 1104090), (1805, 918138), (1937, 855570), (2054, 806835), (2166, 765115), (2235, 741494), (2370, 699257), (2470, 670947), (2831, 585390), (3002, 552045), (3081, 537890), (3610, 459069), (3705, 447298), (3874, 427785), (4470, 370747), (4503, 368030), (4693, 353130), (5135, 322734), (5415, 306046), (5662, 292695), (5811, 285190), (6162, 268945), (7410, 223649), (7505, 220818), (8493, 195130), (9006, 184015), (9386, 176565), (9685, 171114), (10270, 161367), (10830, 153023), (11622, 142595), (11771, 140790), (14079, 117710), (14155, 117078), (15010, 110409), (15405, 107578), (16986, 97565), (19370, 85557), (19513, 84930), (22515, 73606), (23465, 70626), (23542, 70395), (28158, 58855), (28310, 58539), (28519, 58110), (29055, 57038), (30810, 53789), (35313, 46930), (36803, 45030), (39026, 42465)]