68565760

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 182782656

約数和(自身を除く): 114216896

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 128, 136, 137, 160, 170, 184, 230, 256, 272, 274, 320, 340, 368, 391, 460, 544, 548, 640, 680, 685, 736, 782, 920, 1088, 1096, 1280, 1360, 1370, 1472, 1564, 1840, 1955, 2176, 2192, 2329, 2720, 2740, 2944, 3128, 3151, 3680, 3910, 4352, 4384, 4658, 5440, 5480, 5888, 6256, 6302, 7360, 7820, 8768, 9316, 10880, 10960, 11645, 12512, 12604, 14720, 15640, 15755, 17536, 18632, 21760, 21920, 23290, 25024, 25208, 29440, 31280, 31510, 35072, 37264, 43840, 46580, 50048, 50416, 53567, 62560, 63020, 74528, 87680, 93160, 100096, 100832, 107134, 125120, 126040, 149056, 175360, 186320, 201664, 214268, 250240, 252080, 267835, 298112, 372640, 403328, 428536, 500480, 504160, 535670, 596224, 745280, 806656, 857072, 1008320, 1071340, 1490560, 1714144, 2016640, 2142680, 2981120, 3428288, 4033280, 4285360, 6856576, 8570720, 13713152, 17141440, 34282880, 68565760]

約数ペア:

[(1, 68565760), (2, 34282880), (4, 17141440), (5, 13713152), (8, 8570720), (10, 6856576), (16, 4285360), (17, 4033280), (20, 3428288), (23, 2981120), (32, 2142680), (34, 2016640), (40, 1714144), (46, 1490560), (64, 1071340), (68, 1008320), (80, 857072), (85, 806656), (92, 745280), (115, 596224), (128, 535670), (136, 504160), (137, 500480), (160, 428536), (170, 403328), (184, 372640), (230, 298112), (256, 267835), (272, 252080), (274, 250240), (320, 214268), (340, 201664), (368, 186320), (391, 175360), (460, 149056), (544, 126040), (548, 125120), (640, 107134), (680, 100832), (685, 100096), (736, 93160), (782, 87680), (920, 74528), (1088, 63020), (1096, 62560), (1280, 53567), (1360, 50416), (1370, 50048), (1472, 46580), (1564, 43840), (1840, 37264), (1955, 35072), (2176, 31510), (2192, 31280), (2329, 29440), (2720, 25208), (2740, 25024), (2944, 23290), (3128, 21920), (3151, 21760), (3680, 18632), (3910, 17536), (4352, 15755), (4384, 15640), (4658, 14720), (5440, 12604), (5480, 12512), (5888, 11645), (6256, 10960), (6302, 10880), (7360, 9316), (7820, 8768)]