115404080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:882

約数の個数: 80

約数和(自身を含む): 294624000

約数和(自身を除く): 179219920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 199, 220, 398, 440, 659, 796, 880, 995, 1318, 1592, 1990, 2189, 2636, 3184, 3295, 3980, 4378, 5272, 6590, 7249, 7960, 8756, 10544, 10945, 13180, 14498, 15920, 17512, 21890, 26360, 28996, 35024, 36245, 43780, 52720, 57992, 72490, 87560, 115984, 131141, 144980, 175120, 262282, 289960, 524564, 579920, 655705, 1049128, 1311410, 1442551, 2098256, 2622820, 2885102, 5245640, 5770204, 7212755, 10491280, 11540408, 14425510, 23080816, 28851020, 57702040, 115404080]

約数ペア:

[(1, 115404080), (2, 57702040), (4, 28851020), (5, 23080816), (8, 14425510), (10, 11540408), (11, 10491280), (16, 7212755), (20, 5770204), (22, 5245640), (40, 2885102), (44, 2622820), (55, 2098256), (80, 1442551), (88, 1311410), (110, 1049128), (176, 655705), (199, 579920), (220, 524564), (398, 289960), (440, 262282), (659, 175120), (796, 144980), (880, 131141), (995, 115984), (1318, 87560), (1592, 72490), (1990, 57992), (2189, 52720), (2636, 43780), (3184, 36245), (3295, 35024), (3980, 28996), (4378, 26360), (5272, 21890), (6590, 17512), (7249, 15920), (7960, 14498), (8756, 13180), (10544, 10945)]