121513080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77893}}^1$

素因数の和:77920

約数の個数: 64

約数和(自身を含む): 392585760

約数和(自身を除く): 271072680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 77893, 155786, 233679, 311572, 389465, 467358, 623144, 778930, 934716, 1012609, 1168395, 1557860, 1869432, 2025218, 2336790, 3037827, 3115720, 4050436, 4673580, 5063045, 6075654, 8100872, 9347160, 10126090, 12151308, 15189135, 20252180, 24302616, 30378270, 40504360, 60756540, 121513080]

約数ペア:

[(1, 121513080), (2, 60756540), (3, 40504360), (4, 30378270), (5, 24302616), (6, 20252180), (8, 15189135), (10, 12151308), (12, 10126090), (13, 9347160), (15, 8100872), (20, 6075654), (24, 5063045), (26, 4673580), (30, 4050436), (39, 3115720), (40, 3037827), (52, 2336790), (60, 2025218), (65, 1869432), (78, 1557860), (104, 1168395), (120, 1012609), (130, 934716), (156, 778930), (195, 623144), (260, 467358), (312, 389465), (390, 311572), (520, 233679), (780, 155786), (1560, 77893)]