278077440

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 224

約数和(自身を含む): 931078656

約数和(自身を除く): 653001216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 73, 80, 93, 96, 120, 124, 128, 146, 155, 160, 186, 192, 219, 240, 248, 256, 292, 310, 320, 365, 372, 384, 438, 465, 480, 496, 512, 584, 620, 640, 730, 744, 768, 876, 930, 960, 992, 1024, 1095, 1168, 1240, 1280, 1460, 1488, 1536, 1752, 1860, 1920, 1984, 2048, 2190, 2263, 2336, 2480, 2560, 2920, 2976, 3072, 3504, 3720, 3840, 3968, 4096, 4380, 4526, 4672, 4960, 5120, 5840, 5952, 6144, 6789, 7008, 7440, 7680, 7936, 8192, 8760, 9052, 9344, 9920, 10240, 11315, 11680, 11904, 12288, 13578, 14016, 14880, 15360, 15872, 17520, 18104, 18688, 19840, 20480, 22630, 23360, 23808, 24576, 27156, 28032, 29760, 30720, 31744, 33945, 35040, 36208, 37376, 39680, 40960, 45260, 46720, 47616, 54312, 56064, 59520, 61440, 63488, 67890, 70080, 72416, 74752, 79360, 90520, 93440, 95232, 108624, 112128, 119040, 122880, 126976, 135780, 140160, 144832, 149504, 158720, 181040, 186880, 190464, 217248, 224256, 238080, 253952, 271560, 280320, 289664, 299008, 317440, 362080, 373760, 380928, 434496, 448512, 476160, 543120, 560640, 579328, 598016, 634880, 724160, 747520, 761856, 868992, 897024, 952320, 1086240, 1121280, 1158656, 1269760, 1448320, 1495040, 1737984, 1794048, 1904640, 2172480, 2242560, 2317312, 2896640, 2990080, 3475968, 3809280, 4344960, 4485120, 4634624, 5793280, 6951936, 8689920, 8970240, 9269248, 11586560, 13903872, 17379840, 18538496, 23173120, 27807744, 34759680, 46346240, 55615488, 69519360, 92692480, 139038720, 278077440]

約数ペア:

[(1, 278077440), (2, 139038720), (3, 92692480), (4, 69519360), (5, 55615488), (6, 46346240), (8, 34759680), (10, 27807744), (12, 23173120), (15, 18538496), (16, 17379840), (20, 13903872), (24, 11586560), (30, 9269248), (31, 8970240), (32, 8689920), (40, 6951936), (48, 5793280), (60, 4634624), (62, 4485120), (64, 4344960), (73, 3809280), (80, 3475968), (93, 2990080), (96, 2896640), (120, 2317312), (124, 2242560), (128, 2172480), (146, 1904640), (155, 1794048), (160, 1737984), (186, 1495040), (192, 1448320), (219, 1269760), (240, 1158656), (248, 1121280), (256, 1086240), (292, 952320), (310, 897024), (320, 868992), (365, 761856), (372, 747520), (384, 724160), (438, 634880), (465, 598016), (480, 579328), (496, 560640), (512, 543120), (584, 476160), (620, 448512), (640, 434496), (730, 380928), (744, 373760), (768, 362080), (876, 317440), (930, 299008), (960, 289664), (992, 280320), (1024, 271560), (1095, 253952), (1168, 238080), (1240, 224256), (1280, 217248), (1460, 190464), (1488, 186880), (1536, 181040), (1752, 158720), (1860, 149504), (1920, 144832), (1984, 140160), (2048, 135780), (2190, 126976), (2263, 122880), (2336, 119040), (2480, 112128), (2560, 108624), (2920, 95232), (2976, 93440), (3072, 90520), (3504, 79360), (3720, 74752), (3840, 72416), (3968, 70080), (4096, 67890), (4380, 63488), (4526, 61440), (4672, 59520), (4960, 56064), (5120, 54312), (5840, 47616), (5952, 46720), (6144, 45260), (6789, 40960), (7008, 39680), (7440, 37376), (7680, 36208), (7936, 35040), (8192, 33945), (8760, 31744), (9052, 30720), (9344, 29760), (9920, 28032), (10240, 27156), (11315, 24576), (11680, 23808), (11904, 23360), (12288, 22630), (13578, 20480), (14016, 19840), (14880, 18688), (15360, 18104), (15872, 17520)]