763942040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{4673}}^1$

素因数の和:4812

約数の個数: 64

約数和(自身を含む): 1773502560

約数和(自身を除く): 1009560520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 67, 122, 134, 244, 268, 305, 335, 488, 536, 610, 670, 1220, 1340, 2440, 2680, 4087, 4673, 8174, 9346, 16348, 18692, 20435, 23365, 32696, 37384, 40870, 46730, 81740, 93460, 163480, 186920, 285053, 313091, 570106, 626182, 1140212, 1252364, 1425265, 1565455, 2280424, 2504728, 2850530, 3130910, 5701060, 6261820, 11402120, 12523640, 19098551, 38197102, 76394204, 95492755, 152788408, 190985510, 381971020, 763942040]

約数ペア:

[(1, 763942040), (2, 381971020), (4, 190985510), (5, 152788408), (8, 95492755), (10, 76394204), (20, 38197102), (40, 19098551), (61, 12523640), (67, 11402120), (122, 6261820), (134, 5701060), (244, 3130910), (268, 2850530), (305, 2504728), (335, 2280424), (488, 1565455), (536, 1425265), (610, 1252364), (670, 1140212), (1220, 626182), (1340, 570106), (2440, 313091), (2680, 285053), (4087, 186920), (4673, 163480), (8174, 93460), (9346, 81740), (16348, 46730), (18692, 40870), (20435, 37384), (23365, 32696)]