278915520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22349}}^1$

素因数の和:22382

約数の個数: 112

約数和(自身を含む): 953719200

約数和(自身を除く): 674803680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 22349, 44698, 67047, 89396, 111745, 134094, 178792, 223490, 268188, 290537, 335235, 357584, 446980, 536376, 581074, 670470, 715168, 871611, 893960, 1072752, 1162148, 1340940, 1430336, 1452685, 1743222, 1787920, 2145504, 2324296, 2681880, 2905370, 3486444, 3575840, 4291008, 4358055, 4648592, 5363760, 5810740, 6972888, 7151680, 8716110, 9297184, 10727520, 11621480, 13945776, 17432220, 18594368, 21455040, 23242960, 27891552, 34864440, 46485920, 55783104, 69728880, 92971840, 139457760, 278915520]

約数ペア:

[(1, 278915520), (2, 139457760), (3, 92971840), (4, 69728880), (5, 55783104), (6, 46485920), (8, 34864440), (10, 27891552), (12, 23242960), (13, 21455040), (15, 18594368), (16, 17432220), (20, 13945776), (24, 11621480), (26, 10727520), (30, 9297184), (32, 8716110), (39, 7151680), (40, 6972888), (48, 5810740), (52, 5363760), (60, 4648592), (64, 4358055), (65, 4291008), (78, 3575840), (80, 3486444), (96, 2905370), (104, 2681880), (120, 2324296), (130, 2145504), (156, 1787920), (160, 1743222), (192, 1452685), (195, 1430336), (208, 1340940), (240, 1162148), (260, 1072752), (312, 893960), (320, 871611), (390, 715168), (416, 670470), (480, 581074), (520, 536376), (624, 446980), (780, 357584), (832, 335235), (960, 290537), (1040, 268188), (1248, 223490), (1560, 178792), (2080, 134094), (2496, 111745), (3120, 89396), (4160, 67047), (6240, 44698), (12480, 22349)]