257776320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{268517}}^1$

素因数の和:268537

約数の個数: 56

約数和(自身を含む): 818442864

約数和(自身を除く): 560666544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 268517, 537034, 805551, 1074068, 1342585, 1611102, 2148136, 2685170, 3222204, 4027755, 4296272, 5370340, 6444408, 8055510, 8592544, 10740680, 12888816, 16111020, 17185088, 21481360, 25777632, 32222040, 42962720, 51555264, 64444080, 85925440, 128888160, 257776320]

約数ペア:

[(1, 257776320), (2, 128888160), (3, 85925440), (4, 64444080), (5, 51555264), (6, 42962720), (8, 32222040), (10, 25777632), (12, 21481360), (15, 17185088), (16, 16111020), (20, 12888816), (24, 10740680), (30, 8592544), (32, 8055510), (40, 6444408), (48, 5370340), (60, 4296272), (64, 4027755), (80, 3222204), (96, 2685170), (120, 2148136), (160, 1611102), (192, 1342585), (240, 1074068), (320, 805551), (480, 537034), (960, 268517)]