15023080

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 35354880

約数和(自身を除く): 20331800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 61, 94, 122, 131, 188, 235, 244, 262, 305, 376, 470, 488, 524, 610, 655, 940, 1048, 1220, 1310, 1880, 2440, 2620, 2867, 5240, 5734, 6157, 7991, 11468, 12314, 14335, 15982, 22936, 24628, 28670, 30785, 31964, 39955, 49256, 57340, 61570, 63928, 79910, 114680, 123140, 159820, 246280, 319640, 375577, 751154, 1502308, 1877885, 3004616, 3755770, 7511540, 15023080]

約数ペア:

[(1, 15023080), (2, 7511540), (4, 3755770), (5, 3004616), (8, 1877885), (10, 1502308), (20, 751154), (40, 375577), (47, 319640), (61, 246280), (94, 159820), (122, 123140), (131, 114680), (188, 79910), (235, 63928), (244, 61570), (262, 57340), (305, 49256), (376, 39955), (470, 31964), (488, 30785), (524, 28670), (610, 24628), (655, 22936), (940, 15982), (1048, 14335), (1220, 12314), (1310, 11468), (1880, 7991), (2440, 6157), (2620, 5734), (2867, 5240)]