20245140720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97973}}^1$

素因数の和:98040

約数の個数: 240

約数和(自身を含む): 79598780352

約数和(自身を除く): 59353639632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 105, 112, 120, 123, 126, 140, 144, 164, 168, 180, 205, 210, 240, 246, 252, 280, 287, 315, 328, 336, 360, 369, 410, 420, 492, 504, 560, 574, 615, 630, 656, 720, 738, 820, 840, 861, 984, 1008, 1148, 1230, 1260, 1435, 1476, 1640, 1680, 1722, 1845, 1968, 2296, 2460, 2520, 2583, 2870, 2952, 3280, 3444, 3690, 4305, 4592, 4920, 5040, 5166, 5740, 5904, 6888, 7380, 8610, 9840, 10332, 11480, 12915, 13776, 14760, 17220, 20664, 22960, 25830, 29520, 34440, 41328, 51660, 68880, 97973, 103320, 195946, 206640, 293919, 391892, 489865, 587838, 685811, 783784, 881757, 979730, 1175676, 1371622, 1469595, 1567568, 1763514, 1959460, 2057433, 2351352, 2743244, 2939190, 3429055, 3527028, 3918920, 4016893, 4114866, 4408785, 4702704, 5486488, 5878380, 6172299, 6858110, 7054056, 7837840, 8033786, 8229732, 8817570, 10287165, 10972976, 11756760, 12050679, 12344598, 13716220, 14108112, 16067572, 16459464, 17635140, 20084465, 20574330, 23513520, 24101358, 24689196, 27432440, 28118251, 30861495, 32135144, 32918928, 35270280, 36152037, 40168930, 41148660, 48202716, 49378392, 54864880, 56236502, 60253395, 61722990, 64270288, 70540560, 72304074, 80337860, 82297320, 84354753, 96405432, 98756784, 112473004, 120506790, 123445980, 140591255, 144608148, 160675720, 164594640, 168709506, 180760185, 192810864, 224946008, 241013580, 246891960, 253064259, 281182510, 289216296, 321351440, 337419012, 361520370, 421773765, 449892016, 482027160, 493783920, 506128518, 562365020, 578432592, 674838024, 723040740, 843547530, 964054320, 1012257036, 1124730040, 1265321295, 1349676048, 1446081480, 1687095060, 2024514072, 2249460080, 2530642590, 2892162960, 3374190120, 4049028144, 5061285180, 6748380240, 10122570360, 20245140720]

約数ペア:

[(1, 20245140720), (2, 10122570360), (3, 6748380240), (4, 5061285180), (5, 4049028144), (6, 3374190120), (7, 2892162960), (8, 2530642590), (9, 2249460080), (10, 2024514072), (12, 1687095060), (14, 1446081480), (15, 1349676048), (16, 1265321295), (18, 1124730040), (20, 1012257036), (21, 964054320), (24, 843547530), (28, 723040740), (30, 674838024), (35, 578432592), (36, 562365020), (40, 506128518), (41, 493783920), (42, 482027160), (45, 449892016), (48, 421773765), (56, 361520370), (60, 337419012), (63, 321351440), (70, 289216296), (72, 281182510), (80, 253064259), (82, 246891960), (84, 241013580), (90, 224946008), (105, 192810864), (112, 180760185), (120, 168709506), (123, 164594640), (126, 160675720), (140, 144608148), (144, 140591255), (164, 123445980), (168, 120506790), (180, 112473004), (205, 98756784), (210, 96405432), (240, 84354753), (246, 82297320), (252, 80337860), (280, 72304074), (287, 70540560), (315, 64270288), (328, 61722990), (336, 60253395), (360, 56236502), (369, 54864880), (410, 49378392), (420, 48202716), (492, 41148660), (504, 40168930), (560, 36152037), (574, 35270280), (615, 32918928), (630, 32135144), (656, 30861495), (720, 28118251), (738, 27432440), (820, 24689196), (840, 24101358), (861, 23513520), (984, 20574330), (1008, 20084465), (1148, 17635140), (1230, 16459464), (1260, 16067572), (1435, 14108112), (1476, 13716220), (1640, 12344598), (1680, 12050679), (1722, 11756760), (1845, 10972976), (1968, 10287165), (2296, 8817570), (2460, 8229732), (2520, 8033786), (2583, 7837840), (2870, 7054056), (2952, 6858110), (3280, 6172299), (3444, 5878380), (3690, 5486488), (4305, 4702704), (4592, 4408785), (4920, 4114866), (5040, 4016893), (5166, 3918920), (5740, 3527028), (5904, 3429055), (6888, 2939190), (7380, 2743244), (8610, 2351352), (9840, 2057433), (10332, 1959460), (11480, 1763514), (12915, 1567568), (13776, 1469595), (14760, 1371622), (17220, 1175676), (20664, 979730), (22960, 881757), (25830, 783784), (29520, 685811), (34440, 587838), (41328, 489865), (51660, 391892), (68880, 293919), (97973, 206640), (103320, 195946)]