42642120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20903}}^1$

素因数の和:20934

約数の個数: 64

約数和(自身を含む): 135457920

約数和(自身を除く): 92815800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 20903, 41806, 62709, 83612, 104515, 125418, 167224, 209030, 250836, 313545, 355351, 418060, 501672, 627090, 710702, 836120, 1066053, 1254180, 1421404, 1776755, 2132106, 2508360, 2842808, 3553510, 4264212, 5330265, 7107020, 8528424, 10660530, 14214040, 21321060, 42642120]

約数ペア:

[(1, 42642120), (2, 21321060), (3, 14214040), (4, 10660530), (5, 8528424), (6, 7107020), (8, 5330265), (10, 4264212), (12, 3553510), (15, 2842808), (17, 2508360), (20, 2132106), (24, 1776755), (30, 1421404), (34, 1254180), (40, 1066053), (51, 836120), (60, 710702), (68, 627090), (85, 501672), (102, 418060), (120, 355351), (136, 313545), (170, 250836), (204, 209030), (255, 167224), (340, 125418), (408, 104515), (510, 83612), (680, 62709), (1020, 41806), (2040, 20903)]