290137680

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:679

約数の個数: 320

約数和(自身を含む): 1180876800

約数和(自身を除く): 890739120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 168, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 336, 360, 372, 378, 420, 432, 434, 465, 496, 504, 540, 558, 560, 619, 620, 630, 651, 720, 744, 756, 837, 840, 868, 930, 945, 1008, 1080, 1085, 1116, 1238, 1240, 1260, 1302, 1395, 1488, 1512, 1674, 1680, 1736, 1857, 1860, 1890, 1953, 2160, 2170, 2232, 2476, 2480, 2520, 2604, 2790, 3024, 3095, 3255, 3348, 3472, 3714, 3720, 3780, 3906, 4185, 4333, 4340, 4464, 4952, 5040, 5208, 5571, 5580, 5859, 6190, 6510, 6696, 7428, 7440, 7560, 7812, 8370, 8666, 8680, 9285, 9765, 9904, 10416, 11142, 11160, 11718, 12380, 12999, 13020, 13392, 14856, 15120, 15624, 16713, 16740, 17332, 17360, 18570, 19189, 19530, 21665, 22284, 22320, 23436, 24760, 25998, 26040, 27855, 29295, 29712, 31248, 33426, 33480, 34664, 37140, 38378, 38997, 39060, 43330, 44568, 46872, 49520, 51996, 52080, 55710, 57567, 58590, 64995, 66852, 66960, 69328, 74280, 76756, 77994, 78120, 83565, 86660, 89136, 93744, 95945, 103992, 111420, 115134, 116991, 117180, 129990, 133704, 134323, 148560, 153512, 155988, 156240, 167130, 172701, 173320, 191890, 194985, 207984, 222840, 230268, 233982, 234360, 259980, 267408, 268646, 287835, 307024, 311976, 334260, 345402, 346640, 383780, 389970, 402969, 445680, 460536, 467964, 468720, 518103, 519960, 537292, 575670, 584955, 623952, 668520, 671615, 690804, 767560, 779940, 805938, 863505, 921072, 935928, 1036206, 1039920, 1074584, 1151340, 1169910, 1208907, 1337040, 1343230, 1381608, 1535120, 1559880, 1611876, 1727010, 1871856, 2014845, 2072412, 2149168, 2302680, 2339820, 2417814, 2590515, 2686460, 2763216, 3119760, 3223752, 3454020, 3626721, 4029690, 4144824, 4605360, 4679640, 4835628, 5181030, 5372920, 6044535, 6447504, 6908040, 7253442, 8059380, 8289648, 9359280, 9671256, 10362060, 10745840, 12089070, 13816080, 14506884, 16118760, 18133605, 19342512, 20724120, 24178140, 29013768, 32237520, 36267210, 41448240, 48356280, 58027536, 72534420, 96712560, 145068840, 290137680]

約数ペア:

[(1, 290137680), (2, 145068840), (3, 96712560), (4, 72534420), (5, 58027536), (6, 48356280), (7, 41448240), (8, 36267210), (9, 32237520), (10, 29013768), (12, 24178140), (14, 20724120), (15, 19342512), (16, 18133605), (18, 16118760), (20, 14506884), (21, 13816080), (24, 12089070), (27, 10745840), (28, 10362060), (30, 9671256), (31, 9359280), (35, 8289648), (36, 8059380), (40, 7253442), (42, 6908040), (45, 6447504), (48, 6044535), (54, 5372920), (56, 5181030), (60, 4835628), (62, 4679640), (63, 4605360), (70, 4144824), (72, 4029690), (80, 3626721), (84, 3454020), (90, 3223752), (93, 3119760), (105, 2763216), (108, 2686460), (112, 2590515), (120, 2417814), (124, 2339820), (126, 2302680), (135, 2149168), (140, 2072412), (144, 2014845), (155, 1871856), (168, 1727010), (180, 1611876), (186, 1559880), (189, 1535120), (210, 1381608), (216, 1343230), (217, 1337040), (240, 1208907), (248, 1169910), (252, 1151340), (270, 1074584), (279, 1039920), (280, 1036206), (310, 935928), (315, 921072), (336, 863505), (360, 805938), (372, 779940), (378, 767560), (420, 690804), (432, 671615), (434, 668520), (465, 623952), (496, 584955), (504, 575670), (540, 537292), (558, 519960), (560, 518103), (619, 468720), (620, 467964), (630, 460536), (651, 445680), (720, 402969), (744, 389970), (756, 383780), (837, 346640), (840, 345402), (868, 334260), (930, 311976), (945, 307024), (1008, 287835), (1080, 268646), (1085, 267408), (1116, 259980), (1238, 234360), (1240, 233982), (1260, 230268), (1302, 222840), (1395, 207984), (1488, 194985), (1512, 191890), (1674, 173320), (1680, 172701), (1736, 167130), (1857, 156240), (1860, 155988), (1890, 153512), (1953, 148560), (2160, 134323), (2170, 133704), (2232, 129990), (2476, 117180), (2480, 116991), (2520, 115134), (2604, 111420), (2790, 103992), (3024, 95945), (3095, 93744), (3255, 89136), (3348, 86660), (3472, 83565), (3714, 78120), (3720, 77994), (3780, 76756), (3906, 74280), (4185, 69328), (4333, 66960), (4340, 66852), (4464, 64995), (4952, 58590), (5040, 57567), (5208, 55710), (5571, 52080), (5580, 51996), (5859, 49520), (6190, 46872), (6510, 44568), (6696, 43330), (7428, 39060), (7440, 38997), (7560, 38378), (7812, 37140), (8370, 34664), (8666, 33480), (8680, 33426), (9285, 31248), (9765, 29712), (9904, 29295), (10416, 27855), (11142, 26040), (11160, 25998), (11718, 24760), (12380, 23436), (12999, 22320), (13020, 22284), (13392, 21665), (14856, 19530), (15120, 19189), (15624, 18570), (16713, 17360), (16740, 17332)]