19534357680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{640891}}^1$

素因数の和:641034

約数の個数: 80

約数和(自身を含む): 61033426944

約数和(自身を除く): 41499069264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 5080, 6096, 7620, 10160, 15240, 30480, 640891, 1281782, 1922673, 2563564, 3204455, 3845346, 5127128, 6408910, 7690692, 9613365, 10254256, 12817820, 15381384, 19226730, 25635640, 30762768, 38453460, 51271280, 76906920, 81393157, 153813840, 162786314, 244179471, 325572628, 406965785, 488358942, 651145256, 813931570, 976717884, 1220897355, 1302290512, 1627863140, 1953435768, 2441794710, 3255726280, 3906871536, 4883589420, 6511452560, 9767178840, 19534357680]

約数ペア:

[(1, 19534357680), (2, 9767178840), (3, 6511452560), (4, 4883589420), (5, 3906871536), (6, 3255726280), (8, 2441794710), (10, 1953435768), (12, 1627863140), (15, 1302290512), (16, 1220897355), (20, 976717884), (24, 813931570), (30, 651145256), (40, 488358942), (48, 406965785), (60, 325572628), (80, 244179471), (120, 162786314), (127, 153813840), (240, 81393157), (254, 76906920), (381, 51271280), (508, 38453460), (635, 30762768), (762, 25635640), (1016, 19226730), (1270, 15381384), (1524, 12817820), (1905, 10254256), (2032, 9613365), (2540, 7690692), (3048, 6408910), (3810, 5127128), (5080, 3845346), (6096, 3204455), (7620, 2563564), (10160, 1922673), (15240, 1281782), (30480, 640891)]