8689920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 29041152

約数和(自身を除く): 20351232

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, 584, 620, 640, 730, 744, 768, 876, 930, 960, 992, 1095, 1168, 1240, 1280, 1460, 1488, 1752, 1860, 1920, 1984, 2190, 2263, 2336, 2480, 2920, 2976, 3504, 3720, 3840, 3968, 4380, 4526, 4672, 4960, 5840, 5952, 6789, 7008, 7440, 7936, 8760, 9052, 9344, 9920, 11315, 11680, 11904, 13578, 14016, 14880, 17520, 18104, 18688, 19840, 22630, 23360, 23808, 27156, 28032, 29760, 33945, 35040, 36208, 39680, 45260, 46720, 54312, 56064, 59520, 67890, 70080, 72416, 90520, 93440, 108624, 119040, 135780, 140160, 144832, 181040, 217248, 271560, 280320, 289664, 362080, 434496, 543120, 579328, 724160, 868992, 1086240, 1448320, 1737984, 2172480, 2896640, 4344960, 8689920]

約数ペア:

[(1, 8689920), (2, 4344960), (3, 2896640), (4, 2172480), (5, 1737984), (6, 1448320), (8, 1086240), (10, 868992), (12, 724160), (15, 579328), (16, 543120), (20, 434496), (24, 362080), (30, 289664), (31, 280320), (32, 271560), (40, 217248), (48, 181040), (60, 144832), (62, 140160), (64, 135780), (73, 119040), (80, 108624), (93, 93440), (96, 90520), (120, 72416), (124, 70080), (128, 67890), (146, 59520), (155, 56064), (160, 54312), (186, 46720), (192, 45260), (219, 39680), (240, 36208), (248, 35040), (256, 33945), (292, 29760), (310, 28032), (320, 27156), (365, 23808), (372, 23360), (384, 22630), (438, 19840), (465, 18688), (480, 18104), (496, 17520), (584, 14880), (620, 14016), (640, 13578), (730, 11904), (744, 11680), (768, 11315), (876, 9920), (930, 9344), (960, 9052), (992, 8760), (1095, 7936), (1168, 7440), (1240, 7008), (1280, 6789), (1460, 5952), (1488, 5840), (1752, 4960), (1860, 4672), (1920, 4526), (1984, 4380), (2190, 3968), (2263, 3840), (2336, 3720), (2480, 3504), (2920, 2976)]