212506920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9677}}^1$

素因数の和:9755

約数の個数: 96

約数和(自身を含む): 702042120

約数和(自身を除く): 489535200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3660, 4392, 5490, 7320, 9677, 10980, 19354, 21960, 29031, 38708, 48385, 58062, 77416, 87093, 96770, 116124, 145155, 174186, 193540, 232248, 290310, 348372, 387080, 435465, 580620, 590297, 696744, 870930, 1161240, 1180594, 1741860, 1770891, 2361188, 2951485, 3483720, 3541782, 4722376, 5312673, 5902970, 7083564, 8854455, 10625346, 11805940, 14167128, 17708910, 21250692, 23611880, 26563365, 35417820, 42501384, 53126730, 70835640, 106253460, 212506920]

約数ペア:

[(1, 212506920), (2, 106253460), (3, 70835640), (4, 53126730), (5, 42501384), (6, 35417820), (8, 26563365), (9, 23611880), (10, 21250692), (12, 17708910), (15, 14167128), (18, 11805940), (20, 10625346), (24, 8854455), (30, 7083564), (36, 5902970), (40, 5312673), (45, 4722376), (60, 3541782), (61, 3483720), (72, 2951485), (90, 2361188), (120, 1770891), (122, 1741860), (180, 1180594), (183, 1161240), (244, 870930), (305, 696744), (360, 590297), (366, 580620), (488, 435465), (549, 387080), (610, 348372), (732, 290310), (915, 232248), (1098, 193540), (1220, 174186), (1464, 145155), (1830, 116124), (2196, 96770), (2440, 87093), (2745, 77416), (3660, 58062), (4392, 48385), (5490, 38708), (7320, 29031), (9677, 21960), (10980, 19354)]