2021179440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{171869}}^1$

素因数の和:171899

約数の個数: 120

約数和(自身を含む): 7288662960

約数和(自身を除く): 5267483520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 171869, 343738, 515607, 687476, 859345, 1031214, 1203083, 1374952, 1718690, 2062428, 2406166, 2578035, 2749904, 3437380, 3609249, 4124856, 4812332, 5156070, 6015415, 6874760, 7218498, 8249712, 8421581, 9624664, 10312140, 12030830, 13749520, 14436996, 16843162, 18046245, 19249328, 20624280, 24061660, 25264743, 28873992, 33686324, 36092490, 41248560, 42107905, 48123320, 50529486, 57747984, 67372648, 72184980, 84215810, 96246640, 101058972, 126323715, 134745296, 144369960, 168431620, 202117944, 252647430, 288739920, 336863240, 404235888, 505294860, 673726480, 1010589720, 2021179440]

約数ペア:

[(1, 2021179440), (2, 1010589720), (3, 673726480), (4, 505294860), (5, 404235888), (6, 336863240), (7, 288739920), (8, 252647430), (10, 202117944), (12, 168431620), (14, 144369960), (15, 134745296), (16, 126323715), (20, 101058972), (21, 96246640), (24, 84215810), (28, 72184980), (30, 67372648), (35, 57747984), (40, 50529486), (42, 48123320), (48, 42107905), (49, 41248560), (56, 36092490), (60, 33686324), (70, 28873992), (80, 25264743), (84, 24061660), (98, 20624280), (105, 19249328), (112, 18046245), (120, 16843162), (140, 14436996), (147, 13749520), (168, 12030830), (196, 10312140), (210, 9624664), (240, 8421581), (245, 8249712), (280, 7218498), (294, 6874760), (336, 6015415), (392, 5156070), (420, 4812332), (490, 4124856), (560, 3609249), (588, 3437380), (735, 2749904), (784, 2578035), (840, 2406166), (980, 2062428), (1176, 1718690), (1470, 1374952), (1680, 1203083), (1960, 1031214), (2352, 859345), (2940, 687476), (3920, 515607), (5880, 343738), (11760, 171869)]