277698120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1063}}^1$

素因数の和:1395

約数の個数: 128

約数和(自身を含む): 956067840

約数和(自身を除く): 678369720

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, 311, 420, 622, 840, 933, 1063, 1244, 1555, 1866, 2126, 2177, 2488, 3110, 3189, 3732, 4252, 4354, 4665, 5315, 6220, 6378, 6531, 7441, 7464, 8504, 8708, 9330, 10630, 10885, 12440, 12756, 13062, 14882, 15945, 17416, 18660, 21260, 21770, 22323, 25512, 26124, 29764, 31890, 32655, 37205, 37320, 42520, 43540, 44646, 52248, 59528, 63780, 65310, 74410, 87080, 89292, 111615, 127560, 130620, 148820, 178584, 223230, 261240, 297640, 330593, 446460, 661186, 892920, 991779, 1322372, 1652965, 1983558, 2314151, 2644744, 3305930, 3967116, 4628302, 4958895, 6611860, 6942453, 7934232, 9256604, 9917790, 11570755, 13223720, 13884906, 18513208, 19835580, 23141510, 27769812, 34712265, 39671160, 46283020, 55539624, 69424530, 92566040, 138849060, 277698120]

約数ペア:

[(1, 277698120), (2, 138849060), (3, 92566040), (4, 69424530), (5, 55539624), (6, 46283020), (7, 39671160), (8, 34712265), (10, 27769812), (12, 23141510), (14, 19835580), (15, 18513208), (20, 13884906), (21, 13223720), (24, 11570755), (28, 9917790), (30, 9256604), (35, 7934232), (40, 6942453), (42, 6611860), (56, 4958895), (60, 4628302), (70, 3967116), (84, 3305930), (105, 2644744), (120, 2314151), (140, 1983558), (168, 1652965), (210, 1322372), (280, 991779), (311, 892920), (420, 661186), (622, 446460), (840, 330593), (933, 297640), (1063, 261240), (1244, 223230), (1555, 178584), (1866, 148820), (2126, 130620), (2177, 127560), (2488, 111615), (3110, 89292), (3189, 87080), (3732, 74410), (4252, 65310), (4354, 63780), (4665, 59528), (5315, 52248), (6220, 44646), (6378, 43540), (6531, 42520), (7441, 37320), (7464, 37205), (8504, 32655), (8708, 31890), (9330, 29764), (10630, 26124), (10885, 25512), (12440, 22323), (12756, 21770), (13062, 21260), (14882, 18660), (15945, 17416)]