947668442220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{7964939}}^1$

素因数の和:7965615

約数の個数: 72

約数和(自身を含む): 2878943492880

約数和(自身を除く): 1931275050660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 1322, 1983, 2644, 3305, 3966, 5949, 6610, 7932, 9915, 11898, 13220, 19830, 23796, 29745, 39660, 59490, 118980, 7964939, 15929878, 23894817, 31859756, 39824695, 47789634, 71684451, 79649390, 95579268, 119474085, 143368902, 159298780, 238948170, 286737804, 358422255, 477896340, 716844510, 1433689020, 5264824679, 10529649358, 15794474037, 21059298716, 26324123395, 31588948074, 47383422111, 52648246790, 63177896148, 78972370185, 94766844222, 105296493580, 157944740370, 189533688444, 236917110555, 315889480740, 473834221110, 947668442220]

約数ペア:

[(1, 947668442220), (2, 473834221110), (3, 315889480740), (4, 236917110555), (5, 189533688444), (6, 157944740370), (9, 105296493580), (10, 94766844222), (12, 78972370185), (15, 63177896148), (18, 52648246790), (20, 47383422111), (30, 31588948074), (36, 26324123395), (45, 21059298716), (60, 15794474037), (90, 10529649358), (180, 5264824679), (661, 1433689020), (1322, 716844510), (1983, 477896340), (2644, 358422255), (3305, 286737804), (3966, 238948170), (5949, 159298780), (6610, 143368902), (7932, 119474085), (9915, 95579268), (11898, 79649390), (13220, 71684451), (19830, 47789634), (23796, 39824695), (29745, 31859756), (39660, 23894817), (59490, 15929878), (118980, 7964939)]