21236615280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{275657}}^1$

素因数の和:275783

約数の個数: 120

約数和(自身を含む): 71986432752

約数和(自身を除く): 50749817472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 107, 120, 144, 180, 214, 240, 321, 360, 428, 535, 642, 720, 856, 963, 1070, 1284, 1605, 1712, 1926, 2140, 2568, 3210, 3852, 4280, 4815, 5136, 6420, 7704, 8560, 9630, 12840, 15408, 19260, 25680, 38520, 77040, 275657, 551314, 826971, 1102628, 1378285, 1653942, 2205256, 2480913, 2756570, 3307884, 4134855, 4410512, 4961826, 5513140, 6615768, 8269710, 9923652, 11026280, 12404565, 13231536, 16539420, 19847304, 22052560, 24809130, 29495299, 33078840, 39694608, 49618260, 58990598, 66157680, 88485897, 99236520, 117981196, 147476495, 176971794, 198473040, 235962392, 265457691, 294952990, 353943588, 442429485, 471924784, 530915382, 589905980, 707887176, 884858970, 1061830764, 1179811960, 1327288455, 1415774352, 1769717940, 2123661528, 2359623920, 2654576910, 3539435880, 4247323056, 5309153820, 7078871760, 10618307640, 21236615280]

約数ペア:

[(1, 21236615280), (2, 10618307640), (3, 7078871760), (4, 5309153820), (5, 4247323056), (6, 3539435880), (8, 2654576910), (9, 2359623920), (10, 2123661528), (12, 1769717940), (15, 1415774352), (16, 1327288455), (18, 1179811960), (20, 1061830764), (24, 884858970), (30, 707887176), (36, 589905980), (40, 530915382), (45, 471924784), (48, 442429485), (60, 353943588), (72, 294952990), (80, 265457691), (90, 235962392), (107, 198473040), (120, 176971794), (144, 147476495), (180, 117981196), (214, 99236520), (240, 88485897), (321, 66157680), (360, 58990598), (428, 49618260), (535, 39694608), (642, 33078840), (720, 29495299), (856, 24809130), (963, 22052560), (1070, 19847304), (1284, 16539420), (1605, 13231536), (1712, 12404565), (1926, 11026280), (2140, 9923652), (2568, 8269710), (3210, 6615768), (3852, 5513140), (4280, 4961826), (4815, 4410512), (5136, 4134855), (6420, 3307884), (7704, 2756570), (8560, 2480913), (9630, 2205256), (12840, 1653942), (15408, 1378285), (19260, 1102628), (25680, 826971), (38520, 551314), (77040, 275657)]