312755200

素因数分解:

$2^{10}\times 5^2\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:692

約数の個数: 132

約数和(自身を含む): 817326160

約数和(自身を除く): 504570960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 256, 304, 320, 380, 400, 475, 512, 608, 640, 643, 760, 800, 950, 1024, 1216, 1280, 1286, 1520, 1600, 1900, 2432, 2560, 2572, 3040, 3200, 3215, 3800, 4864, 5120, 5144, 6080, 6400, 6430, 7600, 9728, 10288, 12160, 12217, 12800, 12860, 15200, 16075, 19456, 20576, 24320, 24434, 25600, 25720, 30400, 32150, 41152, 48640, 48868, 51440, 60800, 61085, 64300, 82304, 97280, 97736, 102880, 121600, 122170, 128600, 164608, 195472, 205760, 243200, 244340, 257200, 305425, 329216, 390944, 411520, 486400, 488680, 514400, 610850, 658432, 781888, 823040, 977360, 1028800, 1221700, 1563776, 1646080, 1954720, 2057600, 2443400, 3127552, 3292160, 3909440, 4115200, 4886800, 6255104, 7818880, 8230400, 9773600, 12510208, 15637760, 16460800, 19547200, 31275520, 39094400, 62551040, 78188800, 156377600, 312755200]

約数ペア:

[(1, 312755200), (2, 156377600), (4, 78188800), (5, 62551040), (8, 39094400), (10, 31275520), (16, 19547200), (19, 16460800), (20, 15637760), (25, 12510208), (32, 9773600), (38, 8230400), (40, 7818880), (50, 6255104), (64, 4886800), (76, 4115200), (80, 3909440), (95, 3292160), (100, 3127552), (128, 2443400), (152, 2057600), (160, 1954720), (190, 1646080), (200, 1563776), (256, 1221700), (304, 1028800), (320, 977360), (380, 823040), (400, 781888), (475, 658432), (512, 610850), (608, 514400), (640, 488680), (643, 486400), (760, 411520), (800, 390944), (950, 329216), (1024, 305425), (1216, 257200), (1280, 244340), (1286, 243200), (1520, 205760), (1600, 195472), (1900, 164608), (2432, 128600), (2560, 122170), (2572, 121600), (3040, 102880), (3200, 97736), (3215, 97280), (3800, 82304), (4864, 64300), (5120, 61085), (5144, 60800), (6080, 51440), (6400, 48868), (6430, 48640), (7600, 41152), (9728, 32150), (10288, 30400), (12160, 25720), (12217, 25600), (12800, 24434), (12860, 24320), (15200, 20576), (16075, 19456)]