128774400

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:401

約数の個数: 216

約数和(自身を含む): 448617120

約数和(自身を除く): 319842720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 48, 50, 57, 60, 64, 75, 76, 80, 95, 96, 100, 114, 120, 128, 150, 152, 160, 190, 192, 200, 228, 240, 256, 285, 300, 304, 320, 353, 380, 384, 400, 456, 475, 480, 570, 600, 608, 640, 706, 760, 768, 800, 912, 950, 960, 1059, 1140, 1200, 1216, 1280, 1412, 1425, 1520, 1600, 1765, 1824, 1900, 1920, 2118, 2280, 2400, 2432, 2824, 2850, 3040, 3200, 3530, 3648, 3800, 3840, 4236, 4560, 4800, 4864, 5295, 5648, 5700, 6080, 6400, 6707, 7060, 7296, 7600, 8472, 8825, 9120, 9600, 10590, 11296, 11400, 12160, 13414, 14120, 14592, 15200, 16944, 17650, 18240, 19200, 20121, 21180, 22592, 22800, 24320, 26475, 26828, 28240, 30400, 33535, 33888, 35300, 36480, 40242, 42360, 45184, 45600, 52950, 53656, 56480, 60800, 67070, 67776, 70600, 72960, 80484, 84720, 90368, 91200, 100605, 105900, 107312, 112960, 121600, 134140, 135552, 141200, 160968, 167675, 169440, 182400, 201210, 211800, 214624, 225920, 268280, 271104, 282400, 321936, 335350, 338880, 364800, 402420, 423600, 429248, 451840, 503025, 536560, 564800, 643872, 670700, 677760, 804840, 847200, 858496, 1006050, 1073120, 1129600, 1287744, 1341400, 1355520, 1609680, 1694400, 1716992, 2012100, 2146240, 2259200, 2575488, 2682800, 3219360, 3388800, 4024200, 4292480, 5150976, 5365600, 6438720, 6777600, 8048400, 8584960, 10731200, 12877440, 16096800, 21462400, 25754880, 32193600, 42924800, 64387200, 128774400]

約数ペア:

[(1, 128774400), (2, 64387200), (3, 42924800), (4, 32193600), (5, 25754880), (6, 21462400), (8, 16096800), (10, 12877440), (12, 10731200), (15, 8584960), (16, 8048400), (19, 6777600), (20, 6438720), (24, 5365600), (25, 5150976), (30, 4292480), (32, 4024200), (38, 3388800), (40, 3219360), (48, 2682800), (50, 2575488), (57, 2259200), (60, 2146240), (64, 2012100), (75, 1716992), (76, 1694400), (80, 1609680), (95, 1355520), (96, 1341400), (100, 1287744), (114, 1129600), (120, 1073120), (128, 1006050), (150, 858496), (152, 847200), (160, 804840), (190, 677760), (192, 670700), (200, 643872), (228, 564800), (240, 536560), (256, 503025), (285, 451840), (300, 429248), (304, 423600), (320, 402420), (353, 364800), (380, 338880), (384, 335350), (400, 321936), (456, 282400), (475, 271104), (480, 268280), (570, 225920), (600, 214624), (608, 211800), (640, 201210), (706, 182400), (760, 169440), (768, 167675), (800, 160968), (912, 141200), (950, 135552), (960, 134140), (1059, 121600), (1140, 112960), (1200, 107312), (1216, 105900), (1280, 100605), (1412, 91200), (1425, 90368), (1520, 84720), (1600, 80484), (1765, 72960), (1824, 70600), (1900, 67776), (1920, 67070), (2118, 60800), (2280, 56480), (2400, 53656), (2432, 52950), (2824, 45600), (2850, 45184), (3040, 42360), (3200, 40242), (3530, 36480), (3648, 35300), (3800, 33888), (3840, 33535), (4236, 30400), (4560, 28240), (4800, 26828), (4864, 26475), (5295, 24320), (5648, 22800), (5700, 22592), (6080, 21180), (6400, 20121), (6707, 19200), (7060, 18240), (7296, 17650), (7600, 16944), (8472, 15200), (8825, 14592), (9120, 14120), (9600, 13414), (10590, 12160), (11296, 11400)]