67851520

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 182488320

約数和(自身を除く): 114636800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 79, 80, 88, 110, 122, 128, 158, 160, 176, 220, 244, 256, 305, 316, 320, 352, 395, 440, 488, 610, 632, 640, 671, 704, 790, 869, 880, 976, 1220, 1264, 1280, 1342, 1408, 1580, 1738, 1760, 1952, 2440, 2528, 2684, 2816, 3160, 3355, 3476, 3520, 3904, 4345, 4819, 4880, 5056, 5368, 6320, 6710, 6952, 7040, 7808, 8690, 9638, 9760, 10112, 10736, 12640, 13420, 13904, 14080, 15616, 17380, 19276, 19520, 20224, 21472, 24095, 25280, 26840, 27808, 34760, 38552, 39040, 42944, 48190, 50560, 53009, 53680, 55616, 69520, 77104, 78080, 85888, 96380, 101120, 106018, 107360, 111232, 139040, 154208, 171776, 192760, 212036, 214720, 222464, 265045, 278080, 308416, 385520, 424072, 429440, 530090, 556160, 616832, 771040, 848144, 858880, 1060180, 1112320, 1233664, 1542080, 1696288, 2120360, 3084160, 3392576, 4240720, 6168320, 6785152, 8481440, 13570304, 16962880, 33925760, 67851520]

約数ペア:

[(1, 67851520), (2, 33925760), (4, 16962880), (5, 13570304), (8, 8481440), (10, 6785152), (11, 6168320), (16, 4240720), (20, 3392576), (22, 3084160), (32, 2120360), (40, 1696288), (44, 1542080), (55, 1233664), (61, 1112320), (64, 1060180), (79, 858880), (80, 848144), (88, 771040), (110, 616832), (122, 556160), (128, 530090), (158, 429440), (160, 424072), (176, 385520), (220, 308416), (244, 278080), (256, 265045), (305, 222464), (316, 214720), (320, 212036), (352, 192760), (395, 171776), (440, 154208), (488, 139040), (610, 111232), (632, 107360), (640, 106018), (671, 101120), (704, 96380), (790, 85888), (869, 78080), (880, 77104), (976, 69520), (1220, 55616), (1264, 53680), (1280, 53009), (1342, 50560), (1408, 48190), (1580, 42944), (1738, 39040), (1760, 38552), (1952, 34760), (2440, 27808), (2528, 26840), (2684, 25280), (2816, 24095), (3160, 21472), (3355, 20224), (3476, 19520), (3520, 19276), (3904, 17380), (4345, 15616), (4819, 14080), (4880, 13904), (5056, 13420), (5368, 12640), (6320, 10736), (6710, 10112), (6952, 9760), (7040, 9638), (7808, 8690)]