1228334080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 176

約数和(自身を含む): 3112750080

約数和(自身を除く): 1884416000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 109, 124, 128, 142, 155, 160, 218, 248, 256, 284, 310, 320, 355, 436, 496, 512, 545, 568, 620, 640, 710, 872, 992, 1024, 1090, 1136, 1240, 1280, 1420, 1744, 1984, 2180, 2201, 2272, 2480, 2560, 2840, 3379, 3488, 3968, 4360, 4402, 4544, 4960, 5120, 5680, 6758, 6976, 7739, 7936, 8720, 8804, 9088, 9920, 11005, 11360, 13516, 13952, 15478, 15872, 16895, 17440, 17608, 18176, 19840, 22010, 22720, 27032, 27904, 30956, 31744, 33790, 34880, 35216, 36352, 38695, 39680, 44020, 45440, 54064, 55808, 61912, 67580, 69760, 70432, 72704, 77390, 79360, 88040, 90880, 108128, 111616, 123824, 135160, 139520, 140864, 154780, 158720, 176080, 181760, 216256, 239909, 247648, 270320, 279040, 281728, 309560, 352160, 363520, 432512, 479818, 495296, 540640, 558080, 563456, 619120, 704320, 865024, 959636, 990592, 1081280, 1126912, 1199545, 1238240, 1408640, 1730048, 1919272, 1981184, 2162560, 2253824, 2399090, 2476480, 2817280, 3460096, 3838544, 3962368, 4325120, 4798180, 4952960, 5634560, 7677088, 7924736, 8650240, 9596360, 9905920, 11269120, 15354176, 17300480, 19192720, 19811840, 30708352, 38385440, 39623680, 61416704, 76770880, 122833408, 153541760, 245666816, 307083520, 614167040, 1228334080]

約数ペア:

[(1, 1228334080), (2, 614167040), (4, 307083520), (5, 245666816), (8, 153541760), (10, 122833408), (16, 76770880), (20, 61416704), (31, 39623680), (32, 38385440), (40, 30708352), (62, 19811840), (64, 19192720), (71, 17300480), (80, 15354176), (109, 11269120), (124, 9905920), (128, 9596360), (142, 8650240), (155, 7924736), (160, 7677088), (218, 5634560), (248, 4952960), (256, 4798180), (284, 4325120), (310, 3962368), (320, 3838544), (355, 3460096), (436, 2817280), (496, 2476480), (512, 2399090), (545, 2253824), (568, 2162560), (620, 1981184), (640, 1919272), (710, 1730048), (872, 1408640), (992, 1238240), (1024, 1199545), (1090, 1126912), (1136, 1081280), (1240, 990592), (1280, 959636), (1420, 865024), (1744, 704320), (1984, 619120), (2180, 563456), (2201, 558080), (2272, 540640), (2480, 495296), (2560, 479818), (2840, 432512), (3379, 363520), (3488, 352160), (3968, 309560), (4360, 281728), (4402, 279040), (4544, 270320), (4960, 247648), (5120, 239909), (5680, 216256), (6758, 181760), (6976, 176080), (7739, 158720), (7936, 154780), (8720, 140864), (8804, 139520), (9088, 135160), (9920, 123824), (11005, 111616), (11360, 108128), (13516, 90880), (13952, 88040), (15478, 79360), (15872, 77390), (16895, 72704), (17440, 70432), (17608, 69760), (18176, 67580), (19840, 61912), (22010, 55808), (22720, 54064), (27032, 45440), (27904, 44020), (30956, 39680), (31744, 38695), (33790, 36352), (34880, 35216)]