31301760

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:183

約数の個数: 256

約数和(自身を含む): 121616640

約数和(自身を除く): 90314880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 137, 140, 160, 168, 170, 192, 204, 210, 224, 238, 240, 255, 272, 274, 280, 320, 336, 340, 357, 384, 408, 411, 420, 448, 476, 480, 510, 544, 548, 560, 595, 640, 672, 680, 685, 714, 816, 822, 840, 896, 952, 959, 960, 1020, 1088, 1096, 1120, 1190, 1344, 1360, 1370, 1428, 1632, 1644, 1680, 1785, 1904, 1918, 1920, 2040, 2055, 2176, 2192, 2240, 2329, 2380, 2688, 2720, 2740, 2856, 2877, 3264, 3288, 3360, 3570, 3808, 3836, 4080, 4110, 4384, 4480, 4658, 4760, 4795, 5440, 5480, 5712, 5754, 6528, 6576, 6720, 6987, 7140, 7616, 7672, 8160, 8220, 8768, 9316, 9520, 9590, 10880, 10960, 11424, 11508, 11645, 13152, 13440, 13974, 14280, 14385, 15232, 15344, 16303, 16320, 16440, 17536, 18632, 19040, 19180, 21920, 22848, 23016, 23290, 26304, 27948, 28560, 28770, 30688, 32606, 32640, 32880, 34935, 37264, 38080, 38360, 43840, 45696, 46032, 46580, 48909, 52608, 55896, 57120, 57540, 61376, 65212, 65760, 69870, 74528, 76160, 76720, 81515, 87680, 92064, 93160, 97818, 111792, 114240, 115080, 122752, 130424, 131520, 139740, 149056, 153440, 163030, 184128, 186320, 195636, 223584, 228480, 230160, 244545, 260848, 263040, 279480, 298112, 306880, 326060, 368256, 372640, 391272, 447168, 460320, 489090, 521696, 558960, 613760, 652120, 745280, 782544, 894336, 920640, 978180, 1043392, 1117920, 1304240, 1490560, 1565088, 1841280, 1956360, 2086784, 2235840, 2608480, 3130176, 3912720, 4471680, 5216960, 6260352, 7825440, 10433920, 15650880, 31301760]

約数ペア:

[(1, 31301760), (2, 15650880), (3, 10433920), (4, 7825440), (5, 6260352), (6, 5216960), (7, 4471680), (8, 3912720), (10, 3130176), (12, 2608480), (14, 2235840), (15, 2086784), (16, 1956360), (17, 1841280), (20, 1565088), (21, 1490560), (24, 1304240), (28, 1117920), (30, 1043392), (32, 978180), (34, 920640), (35, 894336), (40, 782544), (42, 745280), (48, 652120), (51, 613760), (56, 558960), (60, 521696), (64, 489090), (68, 460320), (70, 447168), (80, 391272), (84, 372640), (85, 368256), (96, 326060), (102, 306880), (105, 298112), (112, 279480), (119, 263040), (120, 260848), (128, 244545), (136, 230160), (137, 228480), (140, 223584), (160, 195636), (168, 186320), (170, 184128), (192, 163030), (204, 153440), (210, 149056), (224, 139740), (238, 131520), (240, 130424), (255, 122752), (272, 115080), (274, 114240), (280, 111792), (320, 97818), (336, 93160), (340, 92064), (357, 87680), (384, 81515), (408, 76720), (411, 76160), (420, 74528), (448, 69870), (476, 65760), (480, 65212), (510, 61376), (544, 57540), (548, 57120), (560, 55896), (595, 52608), (640, 48909), (672, 46580), (680, 46032), (685, 45696), (714, 43840), (816, 38360), (822, 38080), (840, 37264), (896, 34935), (952, 32880), (959, 32640), (960, 32606), (1020, 30688), (1088, 28770), (1096, 28560), (1120, 27948), (1190, 26304), (1344, 23290), (1360, 23016), (1370, 22848), (1428, 21920), (1632, 19180), (1644, 19040), (1680, 18632), (1785, 17536), (1904, 16440), (1918, 16320), (1920, 16303), (2040, 15344), (2055, 15232), (2176, 14385), (2192, 14280), (2240, 13974), (2329, 13440), (2380, 13152), (2688, 11645), (2720, 11508), (2740, 11424), (2856, 10960), (2877, 10880), (3264, 9590), (3288, 9520), (3360, 9316), (3570, 8768), (3808, 8220), (3836, 8160), (4080, 7672), (4110, 7616), (4384, 7140), (4480, 6987), (4658, 6720), (4760, 6576), (4795, 6528), (5440, 5754), (5480, 5712)]