81185160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13807}}^1$

素因数の和:13835

約数の個数: 96

約数和(自身を含む): 283340160

約数和(自身を除く): 202155000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 13807, 27614, 41421, 55228, 69035, 82842, 96649, 110456, 138070, 165684, 193298, 207105, 276140, 289947, 331368, 386596, 414210, 483245, 552280, 579894, 676543, 773192, 828420, 966490, 1159788, 1353086, 1449735, 1656840, 1932980, 2029629, 2319576, 2706172, 2899470, 3382715, 3865960, 4059258, 5412344, 5798940, 6765430, 8118516, 10148145, 11597880, 13530860, 16237032, 20296290, 27061720, 40592580, 81185160]

約数ペア:

[(1, 81185160), (2, 40592580), (3, 27061720), (4, 20296290), (5, 16237032), (6, 13530860), (7, 11597880), (8, 10148145), (10, 8118516), (12, 6765430), (14, 5798940), (15, 5412344), (20, 4059258), (21, 3865960), (24, 3382715), (28, 2899470), (30, 2706172), (35, 2319576), (40, 2029629), (42, 1932980), (49, 1656840), (56, 1449735), (60, 1353086), (70, 1159788), (84, 966490), (98, 828420), (105, 773192), (120, 676543), (140, 579894), (147, 552280), (168, 483245), (196, 414210), (210, 386596), (245, 331368), (280, 289947), (294, 276140), (392, 207105), (420, 193298), (490, 165684), (588, 138070), (735, 110456), (840, 96649), (980, 82842), (1176, 69035), (1470, 55228), (1960, 41421), (2940, 27614), (5880, 13807)]