210320139080

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1\times {\mathrm{2711}}^1$

素因数の和:3315

約数の個数: 128

約数和(自身を含む): 489253478400

約数和(自身を除く): 278933339320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 71, 118, 142, 236, 284, 295, 355, 463, 472, 568, 590, 710, 926, 1180, 1420, 1852, 2315, 2360, 2711, 2840, 3704, 4189, 4630, 5422, 8378, 9260, 10844, 13555, 16756, 18520, 20945, 21688, 27110, 27317, 32873, 33512, 41890, 54220, 54634, 65746, 83780, 108440, 109268, 131492, 136585, 159949, 164365, 167560, 192481, 218536, 262984, 273170, 319898, 328730, 384962, 546340, 639796, 657460, 769924, 799745, 962405, 1092680, 1255193, 1279592, 1314920, 1539848, 1599490, 1924810, 1939507, 2510386, 3198980, 3849620, 3879014, 5020772, 6275965, 6397960, 7699240, 7758028, 9697535, 10041544, 11356379, 12551930, 15516056, 19395070, 22712758, 25103860, 38790140, 45425516, 50207720, 56781895, 74056387, 77580280, 89118703, 90851032, 113563790, 148112774, 178237406, 227127580, 296225548, 356474812, 370281935, 445593515, 454255160, 592451096, 712949624, 740563870, 891187030, 1481127740, 1782374060, 2962255480, 3564748120, 5258003477, 10516006954, 21032013908, 26290017385, 42064027816, 52580034770, 105160069540, 210320139080]

約数ペア:

[(1, 210320139080), (2, 105160069540), (4, 52580034770), (5, 42064027816), (8, 26290017385), (10, 21032013908), (20, 10516006954), (40, 5258003477), (59, 3564748120), (71, 2962255480), (118, 1782374060), (142, 1481127740), (236, 891187030), (284, 740563870), (295, 712949624), (355, 592451096), (463, 454255160), (472, 445593515), (568, 370281935), (590, 356474812), (710, 296225548), (926, 227127580), (1180, 178237406), (1420, 148112774), (1852, 113563790), (2315, 90851032), (2360, 89118703), (2711, 77580280), (2840, 74056387), (3704, 56781895), (4189, 50207720), (4630, 45425516), (5422, 38790140), (8378, 25103860), (9260, 22712758), (10844, 19395070), (13555, 15516056), (16756, 12551930), (18520, 11356379), (20945, 10041544), (21688, 9697535), (27110, 7758028), (27317, 7699240), (32873, 6397960), (33512, 6275965), (41890, 5020772), (54220, 3879014), (54634, 3849620), (65746, 3198980), (83780, 2510386), (108440, 1939507), (109268, 1924810), (131492, 1599490), (136585, 1539848), (159949, 1314920), (164365, 1279592), (167560, 1255193), (192481, 1092680), (218536, 962405), (262984, 799745), (273170, 769924), (319898, 657460), (328730, 639796), (384962, 546340)]