78885240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{93911}}^1$

素因数の和:93932

約数の個数: 64

約数和(自身を含む): 270466560

約数和(自身を除く): 191581320

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, 210, 280, 420, 840, 93911, 187822, 281733, 375644, 469555, 563466, 657377, 751288, 939110, 1126932, 1314754, 1408665, 1878220, 1972131, 2253864, 2629508, 2817330, 3286885, 3756440, 3944262, 5259016, 5634660, 6573770, 7888524, 9860655, 11269320, 13147540, 15777048, 19721310, 26295080, 39442620, 78885240]

約数ペア:

[(1, 78885240), (2, 39442620), (3, 26295080), (4, 19721310), (5, 15777048), (6, 13147540), (7, 11269320), (8, 9860655), (10, 7888524), (12, 6573770), (14, 5634660), (15, 5259016), (20, 3944262), (21, 3756440), (24, 3286885), (28, 2817330), (30, 2629508), (35, 2253864), (40, 1972131), (42, 1878220), (56, 1408665), (60, 1314754), (70, 1126932), (84, 939110), (105, 751288), (120, 657377), (140, 563466), (168, 469555), (210, 375644), (280, 281733), (420, 187822), (840, 93911)]