309894480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61487}}^1$

素因数の和:61513

約数の個数: 120

約数和(自身を含む): 1189423872

約数和(自身を除く): 879529392

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, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 61487, 122974, 184461, 245948, 307435, 368922, 430409, 491896, 553383, 614870, 737844, 860818, 922305, 983792, 1106766, 1229740, 1291227, 1475688, 1721636, 1844610, 2152045, 2213532, 2459480, 2582454, 2766915, 2951376, 3443272, 3689220, 3873681, 4304090, 4427064, 4918960, 5164908, 5533830, 6456135, 6886544, 7378440, 7747362, 8608180, 8854128, 10329816, 11067660, 12912270, 14756880, 15494724, 17216360, 19368405, 20659632, 22135320, 25824540, 30989448, 34432720, 38736810, 44270640, 51649080, 61978896, 77473620, 103298160, 154947240, 309894480]

約数ペア:

[(1, 309894480), (2, 154947240), (3, 103298160), (4, 77473620), (5, 61978896), (6, 51649080), (7, 44270640), (8, 38736810), (9, 34432720), (10, 30989448), (12, 25824540), (14, 22135320), (15, 20659632), (16, 19368405), (18, 17216360), (20, 15494724), (21, 14756880), (24, 12912270), (28, 11067660), (30, 10329816), (35, 8854128), (36, 8608180), (40, 7747362), (42, 7378440), (45, 6886544), (48, 6456135), (56, 5533830), (60, 5164908), (63, 4918960), (70, 4427064), (72, 4304090), (80, 3873681), (84, 3689220), (90, 3443272), (105, 2951376), (112, 2766915), (120, 2582454), (126, 2459480), (140, 2213532), (144, 2152045), (168, 1844610), (180, 1721636), (210, 1475688), (240, 1291227), (252, 1229740), (280, 1106766), (315, 983792), (336, 922305), (360, 860818), (420, 737844), (504, 614870), (560, 553383), (630, 491896), (720, 430409), (840, 368922), (1008, 307435), (1260, 245948), (1680, 184461), (2520, 122974), (5040, 61487)]