312103420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{2617}}^1$

素因数の和:2782

約数の個数: 48

約数和(自身を含む): 672930720

約数和(自身を除く): 360827300

約数列:

[1, 2, 4, 5, 10, 20, 67, 89, 134, 178, 268, 335, 356, 445, 670, 890, 1340, 1780, 2617, 5234, 5963, 10468, 11926, 13085, 23852, 26170, 29815, 52340, 59630, 119260, 175339, 232913, 350678, 465826, 701356, 876695, 931652, 1164565, 1753390, 2329130, 3506780, 4658260, 15605171, 31210342, 62420684, 78025855, 156051710, 312103420]

約数ペア:

[(1, 312103420), (2, 156051710), (4, 78025855), (5, 62420684), (10, 31210342), (20, 15605171), (67, 4658260), (89, 3506780), (134, 2329130), (178, 1753390), (268, 1164565), (335, 931652), (356, 876695), (445, 701356), (670, 465826), (890, 350678), (1340, 232913), (1780, 175339), (2617, 119260), (5234, 59630), (5963, 52340), (10468, 29815), (11926, 26170), (13085, 23852)]