19945130160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{300017}}^1$

素因数の和:300310

約数の個数: 80

約数和(自身を含む): 62053322976

約数和(自身を除く): 42108192816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277, 554, 831, 1108, 1385, 1662, 2216, 2770, 3324, 4155, 4432, 5540, 6648, 8310, 11080, 13296, 16620, 22160, 33240, 66480, 300017, 600034, 900051, 1200068, 1500085, 1800102, 2400136, 3000170, 3600204, 4500255, 4800272, 6000340, 7200408, 9000510, 12000680, 14400816, 18001020, 24001360, 36002040, 72004080, 83104709, 166209418, 249314127, 332418836, 415523545, 498628254, 664837672, 831047090, 997256508, 1246570635, 1329675344, 1662094180, 1994513016, 2493141270, 3324188360, 3989026032, 4986282540, 6648376720, 9972565080, 19945130160]

約数ペア:

[(1, 19945130160), (2, 9972565080), (3, 6648376720), (4, 4986282540), (5, 3989026032), (6, 3324188360), (8, 2493141270), (10, 1994513016), (12, 1662094180), (15, 1329675344), (16, 1246570635), (20, 997256508), (24, 831047090), (30, 664837672), (40, 498628254), (48, 415523545), (60, 332418836), (80, 249314127), (120, 166209418), (240, 83104709), (277, 72004080), (554, 36002040), (831, 24001360), (1108, 18001020), (1385, 14400816), (1662, 12000680), (2216, 9000510), (2770, 7200408), (3324, 6000340), (4155, 4800272), (4432, 4500255), (5540, 3600204), (6648, 3000170), (8310, 2400136), (11080, 1800102), (13296, 1500085), (16620, 1200068), (22160, 900051), (33240, 600034), (66480, 300017)]