81162569808

素因数分解:

$2^4\times 3^3\times {\mathrm{281}}^1\times {\mathrm{668599}}^1$

素因数の和:668897

約数の個数: 80

約数和(自身を含む): 233796048000

約数和(自身を除く): 152633478192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 281, 432, 562, 843, 1124, 1686, 2248, 2529, 3372, 4496, 5058, 6744, 7587, 10116, 13488, 15174, 20232, 30348, 40464, 60696, 121392, 668599, 1337198, 2005797, 2674396, 4011594, 5348792, 6017391, 8023188, 10697584, 12034782, 16046376, 18052173, 24069564, 32092752, 36104346, 48139128, 72208692, 96278256, 144417384, 187876319, 288834768, 375752638, 563628957, 751505276, 1127257914, 1503010552, 1690886871, 2254515828, 3006021104, 3381773742, 4509031656, 5072660613, 6763547484, 9018063312, 10145321226, 13527094968, 20290642452, 27054189936, 40581284904, 81162569808]

約数ペア:

[(1, 81162569808), (2, 40581284904), (3, 27054189936), (4, 20290642452), (6, 13527094968), (8, 10145321226), (9, 9018063312), (12, 6763547484), (16, 5072660613), (18, 4509031656), (24, 3381773742), (27, 3006021104), (36, 2254515828), (48, 1690886871), (54, 1503010552), (72, 1127257914), (108, 751505276), (144, 563628957), (216, 375752638), (281, 288834768), (432, 187876319), (562, 144417384), (843, 96278256), (1124, 72208692), (1686, 48139128), (2248, 36104346), (2529, 32092752), (3372, 24069564), (4496, 18052173), (5058, 16046376), (6744, 12034782), (7587, 10697584), (10116, 8023188), (13488, 6017391), (15174, 5348792), (20232, 4011594), (30348, 2674396), (40464, 2005797), (60696, 1337198), (121392, 668599)]