155406720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:433

約数の個数: 256

約数和(自身を含む): 585953280

約数和(自身を除く): 430546560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 373, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 746, 840, 868, 896, 930, 960, 992, 1085, 1119, 1120, 1240, 1302, 1344, 1488, 1492, 1680, 1736, 1860, 1865, 1920, 1984, 2170, 2238, 2240, 2480, 2604, 2611, 2688, 2976, 2984, 3255, 3360, 3472, 3720, 3730, 3968, 4340, 4476, 4480, 4960, 5208, 5222, 5595, 5952, 5968, 6510, 6720, 6944, 7440, 7460, 7833, 8680, 8952, 9920, 10416, 10444, 11190, 11563, 11904, 11936, 13020, 13055, 13440, 13888, 14880, 14920, 15666, 17360, 17904, 19840, 20832, 20888, 22380, 23126, 23872, 26040, 26110, 27776, 29760, 29840, 31332, 34689, 34720, 35808, 39165, 41664, 41776, 44760, 46252, 47744, 52080, 52220, 57815, 59520, 59680, 62664, 69378, 69440, 71616, 78330, 80941, 83328, 83552, 89520, 92504, 104160, 104440, 115630, 119360, 125328, 138756, 138880, 143232, 156660, 161882, 167104, 173445, 179040, 185008, 208320, 208880, 231260, 238720, 242823, 250656, 277512, 313320, 323764, 334208, 346890, 358080, 370016, 404705, 416640, 417760, 462520, 485646, 501312, 555024, 626640, 647528, 693780, 716160, 740032, 809410, 835520, 925040, 971292, 1002624, 1110048, 1214115, 1253280, 1295056, 1387560, 1480064, 1618820, 1671040, 1850080, 1942584, 2220096, 2428230, 2506560, 2590112, 2775120, 3237640, 3700160, 3885168, 4440192, 4856460, 5013120, 5180224, 5550240, 6475280, 7400320, 7770336, 9712920, 10360448, 11100480, 12950560, 15540672, 19425840, 22200960, 25901120, 31081344, 38851680, 51802240, 77703360, 155406720]

約数ペア:

[(1, 155406720), (2, 77703360), (3, 51802240), (4, 38851680), (5, 31081344), (6, 25901120), (7, 22200960), (8, 19425840), (10, 15540672), (12, 12950560), (14, 11100480), (15, 10360448), (16, 9712920), (20, 7770336), (21, 7400320), (24, 6475280), (28, 5550240), (30, 5180224), (31, 5013120), (32, 4856460), (35, 4440192), (40, 3885168), (42, 3700160), (48, 3237640), (56, 2775120), (60, 2590112), (62, 2506560), (64, 2428230), (70, 2220096), (80, 1942584), (84, 1850080), (93, 1671040), (96, 1618820), (105, 1480064), (112, 1387560), (120, 1295056), (124, 1253280), (128, 1214115), (140, 1110048), (155, 1002624), (160, 971292), (168, 925040), (186, 835520), (192, 809410), (210, 740032), (217, 716160), (224, 693780), (240, 647528), (248, 626640), (280, 555024), (310, 501312), (320, 485646), (336, 462520), (372, 417760), (373, 416640), (384, 404705), (420, 370016), (434, 358080), (448, 346890), (465, 334208), (480, 323764), (496, 313320), (560, 277512), (620, 250656), (640, 242823), (651, 238720), (672, 231260), (744, 208880), (746, 208320), (840, 185008), (868, 179040), (896, 173445), (930, 167104), (960, 161882), (992, 156660), (1085, 143232), (1119, 138880), (1120, 138756), (1240, 125328), (1302, 119360), (1344, 115630), (1488, 104440), (1492, 104160), (1680, 92504), (1736, 89520), (1860, 83552), (1865, 83328), (1920, 80941), (1984, 78330), (2170, 71616), (2238, 69440), (2240, 69378), (2480, 62664), (2604, 59680), (2611, 59520), (2688, 57815), (2976, 52220), (2984, 52080), (3255, 47744), (3360, 46252), (3472, 44760), (3720, 41776), (3730, 41664), (3968, 39165), (4340, 35808), (4476, 34720), (4480, 34689), (4960, 31332), (5208, 29840), (5222, 29760), (5595, 27776), (5952, 26110), (5968, 26040), (6510, 23872), (6720, 23126), (6944, 22380), (7440, 20888), (7460, 20832), (7833, 19840), (8680, 17904), (8952, 17360), (9920, 15666), (10416, 14920), (10444, 14880), (11190, 13888), (11563, 13440), (11904, 13055), (11936, 13020)]