1780563120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1$

素因数の和:424

約数の個数: 320

約数和(自身を含む): 6582435840

約数和(自身を除く): 4801872720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 179, 186, 191, 210, 217, 240, 248, 280, 310, 336, 358, 372, 382, 420, 434, 465, 496, 537, 560, 573, 620, 651, 716, 744, 764, 840, 868, 895, 930, 955, 1074, 1085, 1146, 1240, 1253, 1302, 1337, 1432, 1488, 1528, 1680, 1736, 1790, 1860, 1910, 2148, 2170, 2292, 2480, 2506, 2604, 2674, 2685, 2864, 2865, 3056, 3255, 3472, 3580, 3720, 3759, 3820, 4011, 4296, 4340, 4584, 5012, 5208, 5348, 5370, 5549, 5730, 5921, 6265, 6510, 6685, 7160, 7440, 7518, 7640, 8022, 8592, 8680, 9168, 10024, 10416, 10696, 10740, 11098, 11460, 11842, 12530, 13020, 13370, 14320, 15036, 15280, 16044, 16647, 17360, 17763, 18795, 20048, 20055, 21392, 21480, 22196, 22920, 23684, 25060, 26040, 26740, 27745, 29605, 30072, 32088, 33294, 34189, 35526, 37590, 38843, 40110, 41447, 42960, 44392, 45840, 47368, 50120, 52080, 53480, 55490, 59210, 60144, 64176, 66588, 68378, 71052, 75180, 77686, 80220, 82894, 83235, 88784, 88815, 94736, 100240, 102567, 106960, 110980, 116529, 118420, 124341, 133176, 136756, 142104, 150360, 155372, 160440, 165788, 166470, 170945, 177630, 194215, 205134, 207235, 221960, 233058, 236840, 239323, 248682, 266352, 273512, 284208, 300720, 310744, 320880, 331576, 332940, 341890, 355260, 388430, 410268, 414470, 443920, 466116, 473680, 478646, 497364, 512835, 547024, 582645, 621488, 621705, 663152, 665880, 683780, 710520, 717969, 776860, 820536, 828940, 932232, 957292, 994728, 1025670, 1059859, 1165290, 1196615, 1243410, 1331760, 1367560, 1421040, 1435938, 1553720, 1641072, 1657880, 1864464, 1914584, 1989456, 2051340, 2119718, 2330580, 2393230, 2486820, 2735120, 2871876, 3107440, 3179577, 3315760, 3589845, 3829168, 4102680, 4239436, 4661160, 4786460, 4973640, 5299295, 5743752, 6359154, 7179690, 7419013, 8205360, 8478872, 9322320, 9572920, 9947280, 10598590, 11487504, 12718308, 14359380, 14838026, 15897885, 16957744, 19145840, 21197180, 22257039, 25436616, 28718760, 29676052, 31795770, 37095065, 42394360, 44514078, 50873232, 57437520, 59352104, 63591540, 74190130, 84788720, 89028156, 111285195, 118704208, 127183080, 148380260, 178056312, 222570390, 254366160, 296760520, 356112624, 445140780, 593521040, 890281560, 1780563120]

約数ペア:

[(1, 1780563120), (2, 890281560), (3, 593521040), (4, 445140780), (5, 356112624), (6, 296760520), (7, 254366160), (8, 222570390), (10, 178056312), (12, 148380260), (14, 127183080), (15, 118704208), (16, 111285195), (20, 89028156), (21, 84788720), (24, 74190130), (28, 63591540), (30, 59352104), (31, 57437520), (35, 50873232), (40, 44514078), (42, 42394360), (48, 37095065), (56, 31795770), (60, 29676052), (62, 28718760), (70, 25436616), (80, 22257039), (84, 21197180), (93, 19145840), (105, 16957744), (112, 15897885), (120, 14838026), (124, 14359380), (140, 12718308), (155, 11487504), (168, 10598590), (179, 9947280), (186, 9572920), (191, 9322320), (210, 8478872), (217, 8205360), (240, 7419013), (248, 7179690), (280, 6359154), (310, 5743752), (336, 5299295), (358, 4973640), (372, 4786460), (382, 4661160), (420, 4239436), (434, 4102680), (465, 3829168), (496, 3589845), (537, 3315760), (560, 3179577), (573, 3107440), (620, 2871876), (651, 2735120), (716, 2486820), (744, 2393230), (764, 2330580), (840, 2119718), (868, 2051340), (895, 1989456), (930, 1914584), (955, 1864464), (1074, 1657880), (1085, 1641072), (1146, 1553720), (1240, 1435938), (1253, 1421040), (1302, 1367560), (1337, 1331760), (1432, 1243410), (1488, 1196615), (1528, 1165290), (1680, 1059859), (1736, 1025670), (1790, 994728), (1860, 957292), (1910, 932232), (2148, 828940), (2170, 820536), (2292, 776860), (2480, 717969), (2506, 710520), (2604, 683780), (2674, 665880), (2685, 663152), (2864, 621705), (2865, 621488), (3056, 582645), (3255, 547024), (3472, 512835), (3580, 497364), (3720, 478646), (3759, 473680), (3820, 466116), (4011, 443920), (4296, 414470), (4340, 410268), (4584, 388430), (5012, 355260), (5208, 341890), (5348, 332940), (5370, 331576), (5549, 320880), (5730, 310744), (5921, 300720), (6265, 284208), (6510, 273512), (6685, 266352), (7160, 248682), (7440, 239323), (7518, 236840), (7640, 233058), (8022, 221960), (8592, 207235), (8680, 205134), (9168, 194215), (10024, 177630), (10416, 170945), (10696, 166470), (10740, 165788), (11098, 160440), (11460, 155372), (11842, 150360), (12530, 142104), (13020, 136756), (13370, 133176), (14320, 124341), (15036, 118420), (15280, 116529), (16044, 110980), (16647, 106960), (17360, 102567), (17763, 100240), (18795, 94736), (20048, 88815), (20055, 88784), (21392, 83235), (21480, 82894), (22196, 80220), (22920, 77686), (23684, 75180), (25060, 71052), (26040, 68378), (26740, 66588), (27745, 64176), (29605, 60144), (30072, 59210), (32088, 55490), (33294, 53480), (34189, 52080), (35526, 50120), (37590, 47368), (38843, 45840), (40110, 44392), (41447, 42960)]