19498080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{829}}^1$

素因数の和:861

約数の個数: 144

約数和(自身を含む): 71532720

約数和(自身を除く): 52034640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 829, 840, 980, 1120, 1176, 1470, 1568, 1658, 1680, 1960, 2352, 2487, 2940, 3316, 3360, 3920, 4145, 4704, 4974, 5803, 5880, 6632, 7840, 8290, 9948, 11606, 11760, 12435, 13264, 16580, 17409, 19896, 23212, 23520, 24870, 26528, 29015, 33160, 34818, 39792, 40621, 46424, 49740, 58030, 66320, 69636, 79584, 81242, 87045, 92848, 99480, 116060, 121863, 132640, 139272, 162484, 174090, 185696, 198960, 203105, 232120, 243726, 278544, 324968, 348180, 397920, 406210, 464240, 487452, 557088, 609315, 649936, 696360, 812420, 928480, 974904, 1218630, 1299872, 1392720, 1624840, 1949808, 2437260, 2785440, 3249680, 3899616, 4874520, 6499360, 9749040, 19498080]

約数ペア:

[(1, 19498080), (2, 9749040), (3, 6499360), (4, 4874520), (5, 3899616), (6, 3249680), (7, 2785440), (8, 2437260), (10, 1949808), (12, 1624840), (14, 1392720), (15, 1299872), (16, 1218630), (20, 974904), (21, 928480), (24, 812420), (28, 696360), (30, 649936), (32, 609315), (35, 557088), (40, 487452), (42, 464240), (48, 406210), (49, 397920), (56, 348180), (60, 324968), (70, 278544), (80, 243726), (84, 232120), (96, 203105), (98, 198960), (105, 185696), (112, 174090), (120, 162484), (140, 139272), (147, 132640), (160, 121863), (168, 116060), (196, 99480), (210, 92848), (224, 87045), (240, 81242), (245, 79584), (280, 69636), (294, 66320), (336, 58030), (392, 49740), (420, 46424), (480, 40621), (490, 39792), (560, 34818), (588, 33160), (672, 29015), (735, 26528), (784, 24870), (829, 23520), (840, 23212), (980, 19896), (1120, 17409), (1176, 16580), (1470, 13264), (1568, 12435), (1658, 11760), (1680, 11606), (1960, 9948), (2352, 8290), (2487, 7840), (2940, 6632), (3316, 5880), (3360, 5803), (3920, 4974), (4145, 4704)]