78140480

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:388

約数の個数: 112

約数和(自身を含む): 206288640

約数和(自身を除く): 128148160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 110, 158, 160, 176, 220, 281, 316, 320, 352, 395, 440, 562, 632, 704, 790, 869, 880, 1124, 1264, 1405, 1580, 1738, 1760, 2248, 2528, 2810, 3091, 3160, 3476, 3520, 4345, 4496, 5056, 5620, 6182, 6320, 6952, 8690, 8992, 11240, 12364, 12640, 13904, 15455, 17380, 17984, 22199, 22480, 24728, 25280, 27808, 30910, 34760, 44398, 44960, 49456, 55616, 61820, 69520, 88796, 89920, 98912, 110995, 123640, 139040, 177592, 197824, 221990, 244189, 247280, 278080, 355184, 443980, 488378, 494560, 710368, 887960, 976756, 989120, 1220945, 1420736, 1775920, 1953512, 2441890, 3551840, 3907024, 4883780, 7103680, 7814048, 9767560, 15628096, 19535120, 39070240, 78140480]

約数ペア:

[(1, 78140480), (2, 39070240), (4, 19535120), (5, 15628096), (8, 9767560), (10, 7814048), (11, 7103680), (16, 4883780), (20, 3907024), (22, 3551840), (32, 2441890), (40, 1953512), (44, 1775920), (55, 1420736), (64, 1220945), (79, 989120), (80, 976756), (88, 887960), (110, 710368), (158, 494560), (160, 488378), (176, 443980), (220, 355184), (281, 278080), (316, 247280), (320, 244189), (352, 221990), (395, 197824), (440, 177592), (562, 139040), (632, 123640), (704, 110995), (790, 98912), (869, 89920), (880, 88796), (1124, 69520), (1264, 61820), (1405, 55616), (1580, 49456), (1738, 44960), (1760, 44398), (2248, 34760), (2528, 30910), (2810, 27808), (3091, 25280), (3160, 24728), (3476, 22480), (3520, 22199), (4345, 17984), (4496, 17380), (5056, 15455), (5620, 13904), (6182, 12640), (6320, 12364), (6952, 11240), (8690, 8992)]