1285366920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{181549}}^1$

素因数の和:181622

約数の個数: 64

約数和(自身を含む): 3921480000

約数和(自身を除く): 2636113080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 354, 472, 590, 708, 885, 1180, 1416, 1770, 2360, 3540, 7080, 181549, 363098, 544647, 726196, 907745, 1089294, 1452392, 1815490, 2178588, 2723235, 3630980, 4357176, 5446470, 7261960, 10711391, 10892940, 21422782, 21785880, 32134173, 42845564, 53556955, 64268346, 85691128, 107113910, 128536692, 160670865, 214227820, 257073384, 321341730, 428455640, 642683460, 1285366920]

約数ペア:

[(1, 1285366920), (2, 642683460), (3, 428455640), (4, 321341730), (5, 257073384), (6, 214227820), (8, 160670865), (10, 128536692), (12, 107113910), (15, 85691128), (20, 64268346), (24, 53556955), (30, 42845564), (40, 32134173), (59, 21785880), (60, 21422782), (118, 10892940), (120, 10711391), (177, 7261960), (236, 5446470), (295, 4357176), (354, 3630980), (472, 2723235), (590, 2178588), (708, 1815490), (885, 1452392), (1180, 1089294), (1416, 907745), (1770, 726196), (2360, 544647), (3540, 363098), (7080, 181549)]