80234440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 215913600

約数和(自身を除く): 135679160

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 83, 88, 104, 110, 130, 143, 166, 169, 220, 260, 286, 332, 338, 415, 440, 520, 572, 664, 676, 715, 830, 845, 913, 1079, 1144, 1352, 1430, 1660, 1690, 1826, 1859, 2158, 2197, 2860, 3320, 3380, 3652, 3718, 4316, 4394, 4565, 5395, 5720, 6760, 7304, 7436, 8632, 8788, 9130, 9295, 10790, 10985, 11869, 14027, 14872, 17576, 18260, 18590, 21580, 21970, 23738, 24167, 28054, 36520, 37180, 43160, 43940, 47476, 48334, 56108, 59345, 70135, 74360, 87880, 94952, 96668, 112216, 118690, 120835, 140270, 154297, 182351, 193336, 237380, 241670, 280540, 308594, 364702, 474760, 483340, 561080, 617188, 729404, 771485, 911755, 966680, 1234376, 1458808, 1542970, 1823510, 2005861, 3085940, 3647020, 4011722, 6171880, 7294040, 8023444, 10029305, 16046888, 20058610, 40117220, 80234440]

約数ペア:

[(1, 80234440), (2, 40117220), (4, 20058610), (5, 16046888), (8, 10029305), (10, 8023444), (11, 7294040), (13, 6171880), (20, 4011722), (22, 3647020), (26, 3085940), (40, 2005861), (44, 1823510), (52, 1542970), (55, 1458808), (65, 1234376), (83, 966680), (88, 911755), (104, 771485), (110, 729404), (130, 617188), (143, 561080), (166, 483340), (169, 474760), (220, 364702), (260, 308594), (286, 280540), (332, 241670), (338, 237380), (415, 193336), (440, 182351), (520, 154297), (572, 140270), (664, 120835), (676, 118690), (715, 112216), (830, 96668), (845, 94952), (913, 87880), (1079, 74360), (1144, 70135), (1352, 59345), (1430, 56108), (1660, 48334), (1690, 47476), (1826, 43940), (1859, 43160), (2158, 37180), (2197, 36520), (2860, 28054), (3320, 24167), (3380, 23738), (3652, 21970), (3718, 21580), (4316, 18590), (4394, 18260), (4565, 17576), (5395, 14872), (5720, 14027), (6760, 11869), (7304, 10985), (7436, 10790), (8632, 9295), (8788, 9130)]