389855200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1689

約数の個数: 144

約数和(自身を含む): 1113678720

約数和(自身を除く): 723823520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 43, 50, 56, 70, 80, 86, 100, 112, 140, 160, 172, 175, 200, 215, 224, 280, 301, 344, 350, 400, 430, 560, 602, 688, 700, 800, 860, 1075, 1120, 1204, 1376, 1400, 1505, 1619, 1720, 2150, 2408, 2800, 3010, 3238, 3440, 4300, 4816, 5600, 6020, 6476, 6880, 7525, 8095, 8600, 9632, 11333, 12040, 12952, 15050, 16190, 17200, 22666, 24080, 25904, 30100, 32380, 34400, 40475, 45332, 48160, 51808, 56665, 60200, 64760, 69617, 80950, 90664, 113330, 120400, 129520, 139234, 161900, 181328, 226660, 240800, 259040, 278468, 283325, 323800, 348085, 362656, 453320, 487319, 556936, 566650, 647600, 696170, 906640, 974638, 1113872, 1133300, 1295200, 1392340, 1740425, 1813280, 1949276, 2227744, 2266600, 2436595, 2784680, 3480850, 3898552, 4533200, 4873190, 5569360, 6961700, 7797104, 9066400, 9746380, 11138720, 12182975, 13923400, 15594208, 19492760, 24365950, 27846800, 38985520, 48731900, 55693600, 77971040, 97463800, 194927600, 389855200]

約数ペア:

[(1, 389855200), (2, 194927600), (4, 97463800), (5, 77971040), (7, 55693600), (8, 48731900), (10, 38985520), (14, 27846800), (16, 24365950), (20, 19492760), (25, 15594208), (28, 13923400), (32, 12182975), (35, 11138720), (40, 9746380), (43, 9066400), (50, 7797104), (56, 6961700), (70, 5569360), (80, 4873190), (86, 4533200), (100, 3898552), (112, 3480850), (140, 2784680), (160, 2436595), (172, 2266600), (175, 2227744), (200, 1949276), (215, 1813280), (224, 1740425), (280, 1392340), (301, 1295200), (344, 1133300), (350, 1113872), (400, 974638), (430, 906640), (560, 696170), (602, 647600), (688, 566650), (700, 556936), (800, 487319), (860, 453320), (1075, 362656), (1120, 348085), (1204, 323800), (1376, 283325), (1400, 278468), (1505, 259040), (1619, 240800), (1720, 226660), (2150, 181328), (2408, 161900), (2800, 139234), (3010, 129520), (3238, 120400), (3440, 113330), (4300, 90664), (4816, 80950), (5600, 69617), (6020, 64760), (6476, 60200), (6880, 56665), (7525, 51808), (8095, 48160), (8600, 45332), (9632, 40475), (11333, 34400), (12040, 32380), (12952, 30100), (15050, 25904), (16190, 24080), (17200, 22666)]