1837805440

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:484

約数の個数: 128

約数和(自身を含む): 4496486400

約数和(自身を除く): 2658680960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 163, 223, 316, 320, 326, 395, 446, 632, 640, 652, 790, 815, 892, 1115, 1264, 1304, 1580, 1630, 1784, 2230, 2528, 2608, 3160, 3260, 3568, 4460, 5056, 5216, 6320, 6520, 7136, 8920, 10112, 10432, 12640, 12877, 13040, 14272, 17617, 17840, 20864, 25280, 25754, 26080, 28544, 35234, 35680, 36349, 50560, 51508, 52160, 64385, 70468, 71360, 72698, 88085, 103016, 104320, 128770, 140936, 142720, 145396, 176170, 181745, 206032, 257540, 281872, 290792, 352340, 363490, 412064, 515080, 563744, 581584, 704680, 726980, 824128, 1030160, 1127488, 1163168, 1409360, 1453960, 1648256, 2060320, 2254976, 2326336, 2818720, 2871571, 2907920, 4120640, 4652672, 5637440, 5743142, 5815840, 8241280, 11274880, 11486284, 11631680, 14357855, 22972568, 23263360, 28715710, 45945136, 57431420, 91890272, 114862840, 183780544, 229725680, 367561088, 459451360, 918902720, 1837805440]

約数ペア:

[(1, 1837805440), (2, 918902720), (4, 459451360), (5, 367561088), (8, 229725680), (10, 183780544), (16, 114862840), (20, 91890272), (32, 57431420), (40, 45945136), (64, 28715710), (79, 23263360), (80, 22972568), (128, 14357855), (158, 11631680), (160, 11486284), (163, 11274880), (223, 8241280), (316, 5815840), (320, 5743142), (326, 5637440), (395, 4652672), (446, 4120640), (632, 2907920), (640, 2871571), (652, 2818720), (790, 2326336), (815, 2254976), (892, 2060320), (1115, 1648256), (1264, 1453960), (1304, 1409360), (1580, 1163168), (1630, 1127488), (1784, 1030160), (2230, 824128), (2528, 726980), (2608, 704680), (3160, 581584), (3260, 563744), (3568, 515080), (4460, 412064), (5056, 363490), (5216, 352340), (6320, 290792), (6520, 281872), (7136, 257540), (8920, 206032), (10112, 181745), (10432, 176170), (12640, 145396), (12877, 142720), (13040, 140936), (14272, 128770), (17617, 104320), (17840, 103016), (20864, 88085), (25280, 72698), (25754, 71360), (26080, 70468), (28544, 64385), (35234, 52160), (35680, 51508), (36349, 50560)]