6648980480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{61}}^2\times {\mathrm{349}}^1$

素因数の和:496

約数の個数: 132

約数和(自身を含む): 16261982100

約数和(自身を除く): 9613001620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 349, 488, 512, 610, 640, 698, 976, 1024, 1220, 1280, 1396, 1745, 1952, 2440, 2560, 2792, 3490, 3721, 3904, 4880, 5120, 5584, 6980, 7442, 7808, 9760, 11168, 13960, 14884, 15616, 18605, 19520, 21289, 22336, 27920, 29768, 31232, 37210, 39040, 42578, 44672, 55840, 59536, 62464, 74420, 78080, 85156, 89344, 106445, 111680, 119072, 148840, 156160, 170312, 178688, 212890, 223360, 238144, 297680, 312320, 340624, 357376, 425780, 446720, 476288, 595360, 681248, 851560, 893440, 952576, 1190720, 1298629, 1362496, 1703120, 1786880, 1905152, 2381440, 2597258, 2724992, 3406240, 3810304, 4762880, 5194516, 5449984, 6493145, 6812480, 9525760, 10389032, 10899968, 12986290, 13624960, 19051520, 20778064, 21799936, 25972580, 27249920, 41556128, 51945160, 54499840, 83112256, 103890320, 108999680, 166224512, 207780640, 332449024, 415561280, 664898048, 831122560, 1329796096, 1662245120, 3324490240, 6648980480]

約数ペア:

[(1, 6648980480), (2, 3324490240), (4, 1662245120), (5, 1329796096), (8, 831122560), (10, 664898048), (16, 415561280), (20, 332449024), (32, 207780640), (40, 166224512), (61, 108999680), (64, 103890320), (80, 83112256), (122, 54499840), (128, 51945160), (160, 41556128), (244, 27249920), (256, 25972580), (305, 21799936), (320, 20778064), (349, 19051520), (488, 13624960), (512, 12986290), (610, 10899968), (640, 10389032), (698, 9525760), (976, 6812480), (1024, 6493145), (1220, 5449984), (1280, 5194516), (1396, 4762880), (1745, 3810304), (1952, 3406240), (2440, 2724992), (2560, 2597258), (2792, 2381440), (3490, 1905152), (3721, 1786880), (3904, 1703120), (4880, 1362496), (5120, 1298629), (5584, 1190720), (6980, 952576), (7442, 893440), (7808, 851560), (9760, 681248), (11168, 595360), (13960, 476288), (14884, 446720), (15616, 425780), (18605, 357376), (19520, 340624), (21289, 312320), (22336, 297680), (27920, 238144), (29768, 223360), (31232, 212890), (37210, 178688), (39040, 170312), (42578, 156160), (44672, 148840), (55840, 119072), (59536, 111680), (62464, 106445), (74420, 89344), (78080, 85156)]