1294400520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1307}}^1$

素因数の和:1465

約数の個数: 256

約数和(自身を含む): 4972492800

約数和(自身を除く): 3678092280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 131, 135, 140, 168, 180, 189, 210, 216, 252, 262, 270, 280, 315, 360, 378, 393, 420, 504, 524, 540, 630, 655, 756, 786, 840, 917, 945, 1048, 1080, 1179, 1260, 1307, 1310, 1512, 1572, 1834, 1890, 1965, 2358, 2520, 2614, 2620, 2751, 3144, 3537, 3668, 3780, 3921, 3930, 4585, 4716, 5228, 5240, 5502, 5895, 6535, 7074, 7336, 7560, 7842, 7860, 8253, 9149, 9170, 9432, 10456, 11004, 11763, 11790, 13070, 13755, 14148, 15684, 15720, 16506, 17685, 18298, 18340, 19605, 22008, 23526, 23580, 24759, 26140, 27447, 27510, 28296, 31368, 33012, 35289, 35370, 36596, 36680, 39210, 41265, 45745, 47052, 47160, 49518, 52280, 54894, 55020, 58815, 66024, 70578, 70740, 73192, 78420, 82341, 82530, 91490, 94104, 99036, 109788, 110040, 117630, 123795, 137235, 141156, 141480, 156840, 164682, 165060, 171217, 176445, 182980, 198072, 219576, 235260, 247023, 247590, 274470, 282312, 329364, 330120, 342434, 352890, 365960, 411705, 470520, 494046, 495180, 513651, 548940, 658728, 684868, 705780, 823410, 856085, 988092, 990360, 1027302, 1097880, 1198519, 1235115, 1369736, 1411560, 1540953, 1646820, 1712170, 1976184, 2054604, 2397038, 2470230, 2568255, 3081906, 3293640, 3424340, 3595557, 4109208, 4622859, 4794076, 4940460, 5136510, 5992595, 6163812, 6848680, 7191114, 7704765, 9245718, 9588152, 9880920, 10273020, 10786671, 11985190, 12327624, 14382228, 15409530, 17977785, 18491436, 20546040, 21573342, 23114295, 23970380, 28764456, 30819060, 32360013, 35955570, 36982872, 43146684, 46228590, 47940760, 53933355, 61638120, 64720026, 71911140, 86293368, 92457180, 107866710, 129440052, 143822280, 161800065, 184914360, 215733420, 258880104, 323600130, 431466840, 647200260, 1294400520]

約数ペア:

[(1, 1294400520), (2, 647200260), (3, 431466840), (4, 323600130), (5, 258880104), (6, 215733420), (7, 184914360), (8, 161800065), (9, 143822280), (10, 129440052), (12, 107866710), (14, 92457180), (15, 86293368), (18, 71911140), (20, 64720026), (21, 61638120), (24, 53933355), (27, 47940760), (28, 46228590), (30, 43146684), (35, 36982872), (36, 35955570), (40, 32360013), (42, 30819060), (45, 28764456), (54, 23970380), (56, 23114295), (60, 21573342), (63, 20546040), (70, 18491436), (72, 17977785), (84, 15409530), (90, 14382228), (105, 12327624), (108, 11985190), (120, 10786671), (126, 10273020), (131, 9880920), (135, 9588152), (140, 9245718), (168, 7704765), (180, 7191114), (189, 6848680), (210, 6163812), (216, 5992595), (252, 5136510), (262, 4940460), (270, 4794076), (280, 4622859), (315, 4109208), (360, 3595557), (378, 3424340), (393, 3293640), (420, 3081906), (504, 2568255), (524, 2470230), (540, 2397038), (630, 2054604), (655, 1976184), (756, 1712170), (786, 1646820), (840, 1540953), (917, 1411560), (945, 1369736), (1048, 1235115), (1080, 1198519), (1179, 1097880), (1260, 1027302), (1307, 990360), (1310, 988092), (1512, 856085), (1572, 823410), (1834, 705780), (1890, 684868), (1965, 658728), (2358, 548940), (2520, 513651), (2614, 495180), (2620, 494046), (2751, 470520), (3144, 411705), (3537, 365960), (3668, 352890), (3780, 342434), (3921, 330120), (3930, 329364), (4585, 282312), (4716, 274470), (5228, 247590), (5240, 247023), (5502, 235260), (5895, 219576), (6535, 198072), (7074, 182980), (7336, 176445), (7560, 171217), (7842, 165060), (7860, 164682), (8253, 156840), (9149, 141480), (9170, 141156), (9432, 137235), (10456, 123795), (11004, 117630), (11763, 110040), (11790, 109788), (13070, 99036), (13755, 94104), (14148, 91490), (15684, 82530), (15720, 82341), (16506, 78420), (17685, 73192), (18298, 70740), (18340, 70578), (19605, 66024), (22008, 58815), (23526, 55020), (23580, 54894), (24759, 52280), (26140, 49518), (27447, 47160), (27510, 47052), (28296, 45745), (31368, 41265), (33012, 39210), (35289, 36680), (35370, 36596)]