30797480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:871

約数の個数: 96

約数和(自身を含む): 84952800

約数和(自身を除く): 54155320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 532, 665, 760, 827, 931, 980, 1064, 1330, 1654, 1862, 1960, 2660, 3308, 3724, 4135, 4655, 5320, 5789, 6616, 7448, 8270, 9310, 11578, 15713, 16540, 18620, 23156, 28945, 31426, 33080, 37240, 40523, 46312, 57890, 62852, 78565, 81046, 109991, 115780, 125704, 157130, 162092, 202615, 219982, 231560, 314260, 324184, 405230, 439964, 549955, 628520, 769937, 810460, 879928, 1099910, 1539874, 1620920, 2199820, 3079748, 3849685, 4399640, 6159496, 7699370, 15398740, 30797480]

約数ペア:

[(1, 30797480), (2, 15398740), (4, 7699370), (5, 6159496), (7, 4399640), (8, 3849685), (10, 3079748), (14, 2199820), (19, 1620920), (20, 1539874), (28, 1099910), (35, 879928), (38, 810460), (40, 769937), (49, 628520), (56, 549955), (70, 439964), (76, 405230), (95, 324184), (98, 314260), (133, 231560), (140, 219982), (152, 202615), (190, 162092), (196, 157130), (245, 125704), (266, 115780), (280, 109991), (380, 81046), (392, 78565), (490, 62852), (532, 57890), (665, 46312), (760, 40523), (827, 37240), (931, 33080), (980, 31426), (1064, 28945), (1330, 23156), (1654, 18620), (1862, 16540), (1960, 15713), (2660, 11578), (3308, 9310), (3724, 8270), (4135, 7448), (4655, 6616), (5320, 5789)]