123142800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:542

約数の個数: 240

約数和(自身を含む): 453899520

約数和(自身を除く): 330756720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 25, 30, 33, 38, 40, 44, 48, 50, 55, 57, 60, 66, 75, 76, 80, 88, 95, 100, 110, 114, 120, 132, 150, 152, 165, 176, 190, 200, 209, 220, 228, 240, 264, 275, 285, 300, 304, 330, 380, 400, 418, 440, 456, 475, 491, 528, 550, 570, 600, 627, 660, 760, 825, 836, 880, 912, 950, 982, 1045, 1100, 1140, 1200, 1254, 1320, 1425, 1473, 1520, 1650, 1672, 1900, 1964, 2090, 2200, 2280, 2455, 2508, 2640, 2850, 2946, 3135, 3300, 3344, 3800, 3928, 4180, 4400, 4560, 4910, 5016, 5225, 5401, 5700, 5892, 6270, 6600, 7365, 7600, 7856, 8360, 9329, 9820, 10032, 10450, 10802, 11400, 11784, 12275, 12540, 13200, 14730, 15675, 16203, 16720, 18658, 19640, 20900, 21604, 22800, 23568, 24550, 25080, 27005, 27987, 29460, 31350, 32406, 36825, 37316, 39280, 41800, 43208, 46645, 49100, 50160, 54010, 55974, 58920, 62700, 64812, 73650, 74632, 81015, 83600, 86416, 93290, 98200, 102619, 108020, 111948, 117840, 125400, 129624, 135025, 139935, 147300, 149264, 162030, 186580, 196400, 205238, 216040, 223896, 233225, 250800, 259248, 270050, 279870, 294600, 307857, 324060, 373160, 405075, 410476, 432080, 447792, 466450, 513095, 540100, 559740, 589200, 615714, 648120, 699675, 746320, 810150, 820952, 932900, 1026190, 1080200, 1119480, 1231428, 1296240, 1399350, 1539285, 1620300, 1641904, 1865800, 2052380, 2160400, 2238960, 2462856, 2565475, 2798700, 3078570, 3240600, 3731600, 4104760, 4925712, 5130950, 5597400, 6157140, 6481200, 7696425, 8209520, 10261900, 11194800, 12314280, 15392850, 20523800, 24628560, 30785700, 41047600, 61571400, 123142800]

約数ペア:

[(1, 123142800), (2, 61571400), (3, 41047600), (4, 30785700), (5, 24628560), (6, 20523800), (8, 15392850), (10, 12314280), (11, 11194800), (12, 10261900), (15, 8209520), (16, 7696425), (19, 6481200), (20, 6157140), (22, 5597400), (24, 5130950), (25, 4925712), (30, 4104760), (33, 3731600), (38, 3240600), (40, 3078570), (44, 2798700), (48, 2565475), (50, 2462856), (55, 2238960), (57, 2160400), (60, 2052380), (66, 1865800), (75, 1641904), (76, 1620300), (80, 1539285), (88, 1399350), (95, 1296240), (100, 1231428), (110, 1119480), (114, 1080200), (120, 1026190), (132, 932900), (150, 820952), (152, 810150), (165, 746320), (176, 699675), (190, 648120), (200, 615714), (209, 589200), (220, 559740), (228, 540100), (240, 513095), (264, 466450), (275, 447792), (285, 432080), (300, 410476), (304, 405075), (330, 373160), (380, 324060), (400, 307857), (418, 294600), (440, 279870), (456, 270050), (475, 259248), (491, 250800), (528, 233225), (550, 223896), (570, 216040), (600, 205238), (627, 196400), (660, 186580), (760, 162030), (825, 149264), (836, 147300), (880, 139935), (912, 135025), (950, 129624), (982, 125400), (1045, 117840), (1100, 111948), (1140, 108020), (1200, 102619), (1254, 98200), (1320, 93290), (1425, 86416), (1473, 83600), (1520, 81015), (1650, 74632), (1672, 73650), (1900, 64812), (1964, 62700), (2090, 58920), (2200, 55974), (2280, 54010), (2455, 50160), (2508, 49100), (2640, 46645), (2850, 43208), (2946, 41800), (3135, 39280), (3300, 37316), (3344, 36825), (3800, 32406), (3928, 31350), (4180, 29460), (4400, 27987), (4560, 27005), (4910, 25080), (5016, 24550), (5225, 23568), (5401, 22800), (5700, 21604), (5892, 20900), (6270, 19640), (6600, 18658), (7365, 16720), (7600, 16203), (7856, 15675), (8360, 14730), (9329, 13200), (9820, 12540), (10032, 12275), (10450, 11784), (10802, 11400)]