86814840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{571}}^1$

素因数の和:773

約数の個数: 128

約数和(自身を含む): 299819520

約数和(自身を除く): 213004680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 181, 210, 280, 362, 420, 543, 571, 724, 840, 905, 1086, 1142, 1267, 1448, 1713, 1810, 2172, 2284, 2534, 2715, 2855, 3426, 3620, 3801, 3997, 4344, 4568, 5068, 5430, 5710, 6335, 6852, 7240, 7602, 7994, 8565, 10136, 10860, 11420, 11991, 12670, 13704, 15204, 15988, 17130, 19005, 19985, 21720, 22840, 23982, 25340, 30408, 31976, 34260, 38010, 39970, 47964, 50680, 59955, 68520, 76020, 79940, 95928, 103351, 119910, 152040, 159880, 206702, 239820, 310053, 413404, 479640, 516755, 620106, 723457, 826808, 1033510, 1240212, 1446914, 1550265, 2067020, 2170371, 2480424, 2893828, 3100530, 3617285, 4134040, 4340742, 5787656, 6201060, 7234570, 8681484, 10851855, 12402120, 14469140, 17362968, 21703710, 28938280, 43407420, 86814840]

約数ペア:

[(1, 86814840), (2, 43407420), (3, 28938280), (4, 21703710), (5, 17362968), (6, 14469140), (7, 12402120), (8, 10851855), (10, 8681484), (12, 7234570), (14, 6201060), (15, 5787656), (20, 4340742), (21, 4134040), (24, 3617285), (28, 3100530), (30, 2893828), (35, 2480424), (40, 2170371), (42, 2067020), (56, 1550265), (60, 1446914), (70, 1240212), (84, 1033510), (105, 826808), (120, 723457), (140, 620106), (168, 516755), (181, 479640), (210, 413404), (280, 310053), (362, 239820), (420, 206702), (543, 159880), (571, 152040), (724, 119910), (840, 103351), (905, 95928), (1086, 79940), (1142, 76020), (1267, 68520), (1448, 59955), (1713, 50680), (1810, 47964), (2172, 39970), (2284, 38010), (2534, 34260), (2715, 31976), (2855, 30408), (3426, 25340), (3620, 23982), (3801, 22840), (3997, 21720), (4344, 19985), (4568, 19005), (5068, 17130), (5430, 15988), (5710, 15204), (6335, 13704), (6852, 12670), (7240, 11991), (7602, 11420), (7994, 10860), (8565, 10136)]