305431560

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{67}}^2$

素因数の和:167

約数の個数: 288

約数和(自身を含む): 1194298560

約数和(自身を除く): 888867000

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, 67, 70, 72, 81, 84, 90, 105, 108, 120, 126, 134, 135, 140, 162, 168, 180, 189, 201, 210, 216, 243, 252, 268, 270, 280, 315, 324, 335, 360, 378, 402, 405, 420, 469, 486, 504, 536, 540, 567, 603, 630, 648, 670, 756, 804, 810, 840, 938, 945, 972, 1005, 1080, 1134, 1206, 1215, 1260, 1340, 1407, 1512, 1608, 1620, 1701, 1809, 1876, 1890, 1944, 2010, 2268, 2345, 2412, 2430, 2520, 2680, 2814, 2835, 3015, 3240, 3402, 3618, 3752, 3780, 4020, 4221, 4489, 4536, 4690, 4824, 4860, 5427, 5628, 5670, 6030, 6804, 7035, 7236, 7560, 8040, 8442, 8505, 8978, 9045, 9380, 9720, 10854, 11256, 11340, 12060, 12663, 13467, 13608, 14070, 14472, 16281, 16884, 17010, 17956, 18090, 18760, 21105, 21708, 22445, 22680, 24120, 25326, 26934, 27135, 28140, 31423, 32562, 33768, 34020, 35912, 36180, 37989, 40401, 42210, 43416, 44890, 50652, 53868, 54270, 56280, 62846, 63315, 65124, 67335, 68040, 72360, 75978, 80802, 81405, 84420, 89780, 94269, 101304, 107736, 108540, 113967, 121203, 125692, 126630, 130248, 134670, 151956, 157115, 161604, 162810, 168840, 179560, 188538, 189945, 202005, 217080, 227934, 242406, 251384, 253260, 269340, 282807, 303912, 314230, 323208, 325620, 363609, 377076, 379890, 404010, 455868, 471345, 484812, 506520, 538680, 565614, 569835, 606015, 628460, 651240, 727218, 754152, 759780, 808020, 848421, 911736, 942690, 969624, 1090827, 1131228, 1139670, 1212030, 1256920, 1414035, 1454436, 1519560, 1616040, 1696842, 1818045, 1885380, 2181654, 2262456, 2279340, 2424060, 2545263, 2828070, 2908872, 3393684, 3636090, 3770760, 4242105, 4363308, 4558680, 4848120, 5090526, 5454135, 5656140, 6787368, 7272180, 7635789, 8484210, 8726616, 10181052, 10908270, 11312280, 12726315, 14544360, 15271578, 16968420, 20362104, 21816540, 25452630, 30543156, 33936840, 38178945, 43633080, 50905260, 61086312, 76357890, 101810520, 152715780, 305431560]

約数ペア:

[(1, 305431560), (2, 152715780), (3, 101810520), (4, 76357890), (5, 61086312), (6, 50905260), (7, 43633080), (8, 38178945), (9, 33936840), (10, 30543156), (12, 25452630), (14, 21816540), (15, 20362104), (18, 16968420), (20, 15271578), (21, 14544360), (24, 12726315), (27, 11312280), (28, 10908270), (30, 10181052), (35, 8726616), (36, 8484210), (40, 7635789), (42, 7272180), (45, 6787368), (54, 5656140), (56, 5454135), (60, 5090526), (63, 4848120), (67, 4558680), (70, 4363308), (72, 4242105), (81, 3770760), (84, 3636090), (90, 3393684), (105, 2908872), (108, 2828070), (120, 2545263), (126, 2424060), (134, 2279340), (135, 2262456), (140, 2181654), (162, 1885380), (168, 1818045), (180, 1696842), (189, 1616040), (201, 1519560), (210, 1454436), (216, 1414035), (243, 1256920), (252, 1212030), (268, 1139670), (270, 1131228), (280, 1090827), (315, 969624), (324, 942690), (335, 911736), (360, 848421), (378, 808020), (402, 759780), (405, 754152), (420, 727218), (469, 651240), (486, 628460), (504, 606015), (536, 569835), (540, 565614), (567, 538680), (603, 506520), (630, 484812), (648, 471345), (670, 455868), (756, 404010), (804, 379890), (810, 377076), (840, 363609), (938, 325620), (945, 323208), (972, 314230), (1005, 303912), (1080, 282807), (1134, 269340), (1206, 253260), (1215, 251384), (1260, 242406), (1340, 227934), (1407, 217080), (1512, 202005), (1608, 189945), (1620, 188538), (1701, 179560), (1809, 168840), (1876, 162810), (1890, 161604), (1944, 157115), (2010, 151956), (2268, 134670), (2345, 130248), (2412, 126630), (2430, 125692), (2520, 121203), (2680, 113967), (2814, 108540), (2835, 107736), (3015, 101304), (3240, 94269), (3402, 89780), (3618, 84420), (3752, 81405), (3780, 80802), (4020, 75978), (4221, 72360), (4489, 68040), (4536, 67335), (4690, 65124), (4824, 63315), (4860, 62846), (5427, 56280), (5628, 54270), (5670, 53868), (6030, 50652), (6804, 44890), (7035, 43416), (7236, 42210), (7560, 40401), (8040, 37989), (8442, 36180), (8505, 35912), (8978, 34020), (9045, 33768), (9380, 32562), (9720, 31423), (10854, 28140), (11256, 27135), (11340, 26934), (12060, 25326), (12663, 24120), (13467, 22680), (13608, 22445), (14070, 21708), (14472, 21105), (16281, 18760), (16884, 18090), (17010, 17956)]