391013280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{38791}}^1$

素因数の和:38819

約数の個数: 144

約数和(自身を含む): 1524991104

約数和(自身を除く): 1133977824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 38791, 77582, 116373, 155164, 193955, 232746, 271537, 310328, 349119, 387910, 465492, 543074, 581865, 620656, 698238, 775820, 814611, 930984, 1086148, 1163730, 1241312, 1357685, 1396476, 1551640, 1629222, 1745595, 1861968, 2172296, 2327460, 2443833, 2715370, 2792952, 3103280, 3258444, 3491190, 3723936, 4073055, 4344592, 4654920, 4887666, 5430740, 5585904, 6206560, 6516888, 6982380, 8146110, 8689184, 9309840, 9775332, 10861480, 11171808, 12219165, 13033776, 13964760, 16292220, 18619680, 19550664, 21722960, 24438330, 26067552, 27929520, 32584440, 39101328, 43445920, 48876660, 55859040, 65168880, 78202656, 97753320, 130337760, 195506640, 391013280]

約数ペア:

[(1, 391013280), (2, 195506640), (3, 130337760), (4, 97753320), (5, 78202656), (6, 65168880), (7, 55859040), (8, 48876660), (9, 43445920), (10, 39101328), (12, 32584440), (14, 27929520), (15, 26067552), (16, 24438330), (18, 21722960), (20, 19550664), (21, 18619680), (24, 16292220), (28, 13964760), (30, 13033776), (32, 12219165), (35, 11171808), (36, 10861480), (40, 9775332), (42, 9309840), (45, 8689184), (48, 8146110), (56, 6982380), (60, 6516888), (63, 6206560), (70, 5585904), (72, 5430740), (80, 4887666), (84, 4654920), (90, 4344592), (96, 4073055), (105, 3723936), (112, 3491190), (120, 3258444), (126, 3103280), (140, 2792952), (144, 2715370), (160, 2443833), (168, 2327460), (180, 2172296), (210, 1861968), (224, 1745595), (240, 1629222), (252, 1551640), (280, 1396476), (288, 1357685), (315, 1241312), (336, 1163730), (360, 1086148), (420, 930984), (480, 814611), (504, 775820), (560, 698238), (630, 620656), (672, 581865), (720, 543074), (840, 465492), (1008, 387910), (1120, 349119), (1260, 310328), (1440, 271537), (1680, 232746), (2016, 193955), (2520, 155164), (3360, 116373), (5040, 77582), (10080, 38791)]