123960320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 176

約数和(自身を含む): 339572736

約数和(自身を除く): 215612416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 71, 80, 88, 110, 124, 128, 142, 155, 160, 176, 220, 248, 256, 284, 310, 320, 341, 352, 355, 440, 496, 512, 568, 620, 640, 682, 704, 710, 781, 880, 992, 1024, 1136, 1240, 1280, 1364, 1408, 1420, 1562, 1705, 1760, 1984, 2201, 2272, 2480, 2560, 2728, 2816, 2840, 3124, 3410, 3520, 3905, 3968, 4402, 4544, 4960, 5120, 5456, 5632, 5680, 6248, 6820, 7040, 7810, 7936, 8804, 9088, 9920, 10912, 11005, 11264, 11360, 12496, 13640, 14080, 15620, 15872, 17608, 18176, 19840, 21824, 22010, 22720, 24211, 24992, 27280, 28160, 31240, 31744, 35216, 36352, 39680, 43648, 44020, 45440, 48422, 49984, 54560, 56320, 62480, 70432, 72704, 79360, 87296, 88040, 90880, 96844, 99968, 109120, 121055, 124960, 140864, 158720, 174592, 176080, 181760, 193688, 199936, 218240, 242110, 249920, 281728, 349184, 352160, 363520, 387376, 399872, 436480, 484220, 499840, 563456, 704320, 774752, 799744, 872960, 968440, 999680, 1126912, 1408640, 1549504, 1745920, 1936880, 1999360, 2253824, 2817280, 3099008, 3873760, 3998720, 5634560, 6198016, 7747520, 11269120, 12396032, 15495040, 24792064, 30990080, 61980160, 123960320]

約数ペア:

[(1, 123960320), (2, 61980160), (4, 30990080), (5, 24792064), (8, 15495040), (10, 12396032), (11, 11269120), (16, 7747520), (20, 6198016), (22, 5634560), (31, 3998720), (32, 3873760), (40, 3099008), (44, 2817280), (55, 2253824), (62, 1999360), (64, 1936880), (71, 1745920), (80, 1549504), (88, 1408640), (110, 1126912), (124, 999680), (128, 968440), (142, 872960), (155, 799744), (160, 774752), (176, 704320), (220, 563456), (248, 499840), (256, 484220), (284, 436480), (310, 399872), (320, 387376), (341, 363520), (352, 352160), (355, 349184), (440, 281728), (496, 249920), (512, 242110), (568, 218240), (620, 199936), (640, 193688), (682, 181760), (704, 176080), (710, 174592), (781, 158720), (880, 140864), (992, 124960), (1024, 121055), (1136, 109120), (1240, 99968), (1280, 96844), (1364, 90880), (1408, 88040), (1420, 87296), (1562, 79360), (1705, 72704), (1760, 70432), (1984, 62480), (2201, 56320), (2272, 54560), (2480, 49984), (2560, 48422), (2728, 45440), (2816, 44020), (2840, 43648), (3124, 39680), (3410, 36352), (3520, 35216), (3905, 31744), (3968, 31240), (4402, 28160), (4544, 27280), (4960, 24992), (5120, 24211), (5456, 22720), (5632, 22010), (5680, 21824), (6248, 19840), (6820, 18176), (7040, 17608), (7810, 15872), (7936, 15620), (8804, 14080), (9088, 13640), (9920, 12496), (10912, 11360), (11005, 11264)]