120802040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2633}}^1$

素因数の和:2712

約数の個数: 64

約数和(自身を含む): 288264960

約数和(自身を除く): 167462920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 2633, 4588, 5266, 5735, 9176, 10532, 11470, 13165, 21064, 22940, 26330, 45880, 52660, 81623, 97421, 105320, 163246, 194842, 326492, 389684, 408115, 487105, 652984, 779368, 816230, 974210, 1632460, 1948420, 3020051, 3264920, 3896840, 6040102, 12080204, 15100255, 24160408, 30200510, 60401020, 120802040]

約数ペア:

[(1, 120802040), (2, 60401020), (4, 30200510), (5, 24160408), (8, 15100255), (10, 12080204), (20, 6040102), (31, 3896840), (37, 3264920), (40, 3020051), (62, 1948420), (74, 1632460), (124, 974210), (148, 816230), (155, 779368), (185, 652984), (248, 487105), (296, 408115), (310, 389684), (370, 326492), (620, 194842), (740, 163246), (1147, 105320), (1240, 97421), (1480, 81623), (2294, 52660), (2633, 45880), (4588, 26330), (5266, 22940), (5735, 21064), (9176, 13165), (10532, 11470)]