66840120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:530

約数の個数: 128

約数和(自身を含む): 224640000

約数和(自身を除く): 157799880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 199, 216, 270, 311, 360, 398, 540, 597, 622, 796, 933, 995, 1080, 1194, 1244, 1555, 1592, 1791, 1866, 1990, 2388, 2488, 2799, 2985, 3110, 3582, 3732, 3980, 4665, 4776, 5373, 5598, 5970, 6220, 7164, 7464, 7960, 8397, 8955, 9330, 10746, 11196, 11940, 12440, 13995, 14328, 16794, 17910, 18660, 21492, 22392, 23880, 26865, 27990, 33588, 35820, 37320, 41985, 42984, 53730, 55980, 61889, 67176, 71640, 83970, 107460, 111960, 123778, 167940, 185667, 214920, 247556, 309445, 335880, 371334, 495112, 557001, 618890, 742668, 928335, 1114002, 1237780, 1485336, 1671003, 1856670, 2228004, 2475560, 2785005, 3342006, 3713340, 4456008, 5570010, 6684012, 7426680, 8355015, 11140020, 13368024, 16710030, 22280040, 33420060, 66840120]

約数ペア:

[(1, 66840120), (2, 33420060), (3, 22280040), (4, 16710030), (5, 13368024), (6, 11140020), (8, 8355015), (9, 7426680), (10, 6684012), (12, 5570010), (15, 4456008), (18, 3713340), (20, 3342006), (24, 2785005), (27, 2475560), (30, 2228004), (36, 1856670), (40, 1671003), (45, 1485336), (54, 1237780), (60, 1114002), (72, 928335), (90, 742668), (108, 618890), (120, 557001), (135, 495112), (180, 371334), (199, 335880), (216, 309445), (270, 247556), (311, 214920), (360, 185667), (398, 167940), (540, 123778), (597, 111960), (622, 107460), (796, 83970), (933, 71640), (995, 67176), (1080, 61889), (1194, 55980), (1244, 53730), (1555, 42984), (1592, 41985), (1791, 37320), (1866, 35820), (1990, 33588), (2388, 27990), (2488, 26865), (2799, 23880), (2985, 22392), (3110, 21492), (3582, 18660), (3732, 17910), (3980, 16794), (4665, 14328), (4776, 13995), (5373, 12440), (5598, 11940), (5970, 11196), (6220, 10746), (7164, 9330), (7464, 8955), (7960, 8397)]