139887040

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 112

約数和(自身を含む): 347618304

約数和(自身を除く): 207731264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 71, 80, 94, 131, 142, 160, 188, 235, 262, 284, 320, 355, 376, 470, 524, 568, 655, 710, 752, 940, 1048, 1136, 1310, 1420, 1504, 1880, 2096, 2272, 2620, 2840, 3008, 3337, 3760, 4192, 4544, 5240, 5680, 6157, 6674, 7520, 8384, 9301, 10480, 11360, 12314, 13348, 15040, 16685, 18602, 20960, 22720, 24628, 26696, 30785, 33370, 37204, 41920, 46505, 49256, 53392, 61570, 66740, 74408, 93010, 98512, 106784, 123140, 133480, 148816, 186020, 197024, 213568, 246280, 266960, 297632, 372040, 394048, 437147, 492560, 533920, 595264, 744080, 874294, 985120, 1067840, 1488160, 1748588, 1970240, 2185735, 2976320, 3497176, 4371470, 6994352, 8742940, 13988704, 17485880, 27977408, 34971760, 69943520, 139887040]

約数ペア:

[(1, 139887040), (2, 69943520), (4, 34971760), (5, 27977408), (8, 17485880), (10, 13988704), (16, 8742940), (20, 6994352), (32, 4371470), (40, 3497176), (47, 2976320), (64, 2185735), (71, 1970240), (80, 1748588), (94, 1488160), (131, 1067840), (142, 985120), (160, 874294), (188, 744080), (235, 595264), (262, 533920), (284, 492560), (320, 437147), (355, 394048), (376, 372040), (470, 297632), (524, 266960), (568, 246280), (655, 213568), (710, 197024), (752, 186020), (940, 148816), (1048, 133480), (1136, 123140), (1310, 106784), (1420, 98512), (1504, 93010), (1880, 74408), (2096, 66740), (2272, 61570), (2620, 53392), (2840, 49256), (3008, 46505), (3337, 41920), (3760, 37204), (4192, 33370), (4544, 30785), (5240, 26696), (5680, 24628), (6157, 22720), (6674, 20960), (7520, 18602), (8384, 16685), (9301, 15040), (10480, 13348), (11360, 12314)]