171787040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:630

約数の個数: 96

約数和(自身を含む): 433795824

約数和(自身を除く): 262008784

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 137, 160, 170, 272, 274, 340, 461, 544, 548, 680, 685, 922, 1096, 1360, 1370, 1844, 2192, 2305, 2329, 2720, 2740, 3688, 4384, 4610, 4658, 5480, 7376, 7837, 9220, 9316, 10960, 11645, 14752, 15674, 18440, 18632, 21920, 23290, 31348, 36880, 37264, 39185, 46580, 62696, 63157, 73760, 74528, 78370, 93160, 125392, 126314, 156740, 186320, 250784, 252628, 313480, 315785, 372640, 505256, 626960, 631570, 1010512, 1073669, 1253920, 1263140, 2021024, 2147338, 2526280, 4294676, 5052560, 5368345, 8589352, 10105120, 10736690, 17178704, 21473380, 34357408, 42946760, 85893520, 171787040]

約数ペア:

[(1, 171787040), (2, 85893520), (4, 42946760), (5, 34357408), (8, 21473380), (10, 17178704), (16, 10736690), (17, 10105120), (20, 8589352), (32, 5368345), (34, 5052560), (40, 4294676), (68, 2526280), (80, 2147338), (85, 2021024), (136, 1263140), (137, 1253920), (160, 1073669), (170, 1010512), (272, 631570), (274, 626960), (340, 505256), (461, 372640), (544, 315785), (548, 313480), (680, 252628), (685, 250784), (922, 186320), (1096, 156740), (1360, 126314), (1370, 125392), (1844, 93160), (2192, 78370), (2305, 74528), (2329, 73760), (2720, 63157), (2740, 62696), (3688, 46580), (4384, 39185), (4610, 37264), (4658, 36880), (5480, 31348), (7376, 23290), (7837, 21920), (9220, 18632), (9316, 18440), (10960, 15674), (11645, 14752)]