489463920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2687}}^1$

素因数の和:2740

約数の個数: 240

約数和(自身を含む): 1871880192

約数和(自身を除く): 1382416272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 23, 24, 30, 33, 36, 40, 44, 45, 46, 48, 55, 60, 66, 69, 72, 80, 88, 90, 92, 99, 110, 115, 120, 132, 138, 144, 165, 176, 180, 184, 198, 207, 220, 230, 240, 253, 264, 276, 330, 345, 360, 368, 396, 414, 440, 460, 495, 506, 528, 552, 660, 690, 720, 759, 792, 828, 880, 920, 990, 1012, 1035, 1104, 1265, 1320, 1380, 1518, 1584, 1656, 1840, 1980, 2024, 2070, 2277, 2530, 2640, 2687, 2760, 3036, 3312, 3795, 3960, 4048, 4140, 4554, 5060, 5374, 5520, 6072, 7590, 7920, 8061, 8280, 9108, 10120, 10748, 11385, 12144, 13435, 15180, 16122, 16560, 18216, 20240, 21496, 22770, 24183, 26870, 29557, 30360, 32244, 36432, 40305, 42992, 45540, 48366, 53740, 59114, 60720, 61801, 64488, 80610, 88671, 91080, 96732, 107480, 118228, 120915, 123602, 128976, 147785, 161220, 177342, 182160, 185403, 193464, 214960, 236456, 241830, 247204, 266013, 295570, 309005, 322440, 354684, 370806, 386928, 443355, 472912, 483660, 494408, 532026, 556209, 591140, 618010, 644880, 679811, 709368, 741612, 886710, 927015, 967320, 988816, 1064052, 1112418, 1182280, 1236020, 1330065, 1359622, 1418736, 1483224, 1773420, 1854030, 1934640, 2039433, 2128104, 2224836, 2364560, 2472040, 2660130, 2719244, 2781045, 2966448, 3399055, 3546840, 3708060, 4078866, 4256208, 4449672, 4944080, 5320260, 5438488, 5562090, 6118299, 6798110, 7093680, 7416120, 8157732, 8899344, 10197165, 10640520, 10876976, 11124180, 12236598, 13596220, 14832240, 16315464, 20394330, 21281040, 22248360, 24473196, 27192440, 30591495, 32630928, 40788660, 44496720, 48946392, 54384880, 61182990, 81577320, 97892784, 122365980, 163154640, 244731960, 489463920]

約数ペア:

[(1, 489463920), (2, 244731960), (3, 163154640), (4, 122365980), (5, 97892784), (6, 81577320), (8, 61182990), (9, 54384880), (10, 48946392), (11, 44496720), (12, 40788660), (15, 32630928), (16, 30591495), (18, 27192440), (20, 24473196), (22, 22248360), (23, 21281040), (24, 20394330), (30, 16315464), (33, 14832240), (36, 13596220), (40, 12236598), (44, 11124180), (45, 10876976), (46, 10640520), (48, 10197165), (55, 8899344), (60, 8157732), (66, 7416120), (69, 7093680), (72, 6798110), (80, 6118299), (88, 5562090), (90, 5438488), (92, 5320260), (99, 4944080), (110, 4449672), (115, 4256208), (120, 4078866), (132, 3708060), (138, 3546840), (144, 3399055), (165, 2966448), (176, 2781045), (180, 2719244), (184, 2660130), (198, 2472040), (207, 2364560), (220, 2224836), (230, 2128104), (240, 2039433), (253, 1934640), (264, 1854030), (276, 1773420), (330, 1483224), (345, 1418736), (360, 1359622), (368, 1330065), (396, 1236020), (414, 1182280), (440, 1112418), (460, 1064052), (495, 988816), (506, 967320), (528, 927015), (552, 886710), (660, 741612), (690, 709368), (720, 679811), (759, 644880), (792, 618010), (828, 591140), (880, 556209), (920, 532026), (990, 494408), (1012, 483660), (1035, 472912), (1104, 443355), (1265, 386928), (1320, 370806), (1380, 354684), (1518, 322440), (1584, 309005), (1656, 295570), (1840, 266013), (1980, 247204), (2024, 241830), (2070, 236456), (2277, 214960), (2530, 193464), (2640, 185403), (2687, 182160), (2760, 177342), (3036, 161220), (3312, 147785), (3795, 128976), (3960, 123602), (4048, 120915), (4140, 118228), (4554, 107480), (5060, 96732), (5374, 91080), (5520, 88671), (6072, 80610), (7590, 64488), (7920, 61801), (8061, 60720), (8280, 59114), (9108, 53740), (10120, 48366), (10748, 45540), (11385, 42992), (12144, 40305), (13435, 36432), (15180, 32244), (16122, 30360), (16560, 29557), (18216, 26870), (20240, 24183), (21496, 22770)]