15767280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:439

約数の個数: 120

約数和(自身を含む): 53969760

約数和(自身を除く): 38202480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 359, 360, 366, 488, 549, 610, 718, 720, 732, 915, 976, 1077, 1098, 1220, 1436, 1464, 1795, 1830, 2154, 2196, 2440, 2745, 2872, 2928, 3231, 3590, 3660, 4308, 4392, 4880, 5385, 5490, 5744, 6462, 7180, 7320, 8616, 8784, 10770, 10980, 12924, 14360, 14640, 16155, 17232, 21540, 21899, 21960, 25848, 28720, 32310, 43080, 43798, 43920, 51696, 64620, 65697, 86160, 87596, 109495, 129240, 131394, 175192, 197091, 218990, 258480, 262788, 328485, 350384, 394182, 437980, 525576, 656970, 788364, 875960, 985455, 1051152, 1313940, 1576728, 1751920, 1970910, 2627880, 3153456, 3941820, 5255760, 7883640, 15767280]

約数ペア:

[(1, 15767280), (2, 7883640), (3, 5255760), (4, 3941820), (5, 3153456), (6, 2627880), (8, 1970910), (9, 1751920), (10, 1576728), (12, 1313940), (15, 1051152), (16, 985455), (18, 875960), (20, 788364), (24, 656970), (30, 525576), (36, 437980), (40, 394182), (45, 350384), (48, 328485), (60, 262788), (61, 258480), (72, 218990), (80, 197091), (90, 175192), (120, 131394), (122, 129240), (144, 109495), (180, 87596), (183, 86160), (240, 65697), (244, 64620), (305, 51696), (359, 43920), (360, 43798), (366, 43080), (488, 32310), (549, 28720), (610, 25848), (718, 21960), (720, 21899), (732, 21540), (915, 17232), (976, 16155), (1077, 14640), (1098, 14360), (1220, 12924), (1436, 10980), (1464, 10770), (1795, 8784), (1830, 8616), (2154, 7320), (2196, 7180), (2440, 6462), (2745, 5744), (2872, 5490), (2928, 5385), (3231, 4880), (3590, 4392), (3660, 4308)]