201242880

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{647}}^1$

素因数の和:683

約数の個数: 216

約数和(自身を含む): 723183552

約数和(自身を除く): 521940672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 647, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1294, 1296, 1440, 1620, 1728, 1920, 1941, 1944, 2160, 2304, 2430, 2588, 2592, 2880, 3235, 3240, 3456, 3840, 3882, 3888, 4320, 4860, 5176, 5184, 5760, 5823, 6470, 6480, 6912, 7764, 7776, 8640, 9705, 9720, 10352, 10368, 11520, 11646, 12940, 12960, 15528, 15552, 17280, 17469, 19410, 19440, 20704, 20736, 23292, 25880, 25920, 29115, 31056, 31104, 34560, 34938, 38820, 38880, 41408, 46584, 51760, 51840, 52407, 58230, 62112, 62208, 69876, 77640, 77760, 82816, 87345, 93168, 103520, 103680, 104814, 116460, 124224, 139752, 155280, 155520, 157221, 165632, 174690, 186336, 207040, 209628, 232920, 248448, 262035, 279504, 310560, 311040, 314442, 349380, 372672, 414080, 419256, 465840, 496896, 524070, 559008, 621120, 628884, 698760, 745344, 786105, 828160, 838512, 931680, 1048140, 1118016, 1242240, 1257768, 1397520, 1490688, 1572210, 1677024, 1863360, 2096280, 2236032, 2484480, 2515536, 2795040, 3144420, 3354048, 3726720, 4192560, 4472064, 5031072, 5590080, 6288840, 6708096, 7453440, 8385120, 10062144, 11180160, 12577680, 13416192, 16770240, 20124288, 22360320, 25155360, 33540480, 40248576, 50310720, 67080960, 100621440, 201242880]

約数ペア:

[(1, 201242880), (2, 100621440), (3, 67080960), (4, 50310720), (5, 40248576), (6, 33540480), (8, 25155360), (9, 22360320), (10, 20124288), (12, 16770240), (15, 13416192), (16, 12577680), (18, 11180160), (20, 10062144), (24, 8385120), (27, 7453440), (30, 6708096), (32, 6288840), (36, 5590080), (40, 5031072), (45, 4472064), (48, 4192560), (54, 3726720), (60, 3354048), (64, 3144420), (72, 2795040), (80, 2515536), (81, 2484480), (90, 2236032), (96, 2096280), (108, 1863360), (120, 1677024), (128, 1572210), (135, 1490688), (144, 1397520), (160, 1257768), (162, 1242240), (180, 1118016), (192, 1048140), (216, 931680), (240, 838512), (243, 828160), (256, 786105), (270, 745344), (288, 698760), (320, 628884), (324, 621120), (360, 559008), (384, 524070), (405, 496896), (432, 465840), (480, 419256), (486, 414080), (540, 372672), (576, 349380), (640, 314442), (647, 311040), (648, 310560), (720, 279504), (768, 262035), (810, 248448), (864, 232920), (960, 209628), (972, 207040), (1080, 186336), (1152, 174690), (1215, 165632), (1280, 157221), (1294, 155520), (1296, 155280), (1440, 139752), (1620, 124224), (1728, 116460), (1920, 104814), (1941, 103680), (1944, 103520), (2160, 93168), (2304, 87345), (2430, 82816), (2588, 77760), (2592, 77640), (2880, 69876), (3235, 62208), (3240, 62112), (3456, 58230), (3840, 52407), (3882, 51840), (3888, 51760), (4320, 46584), (4860, 41408), (5176, 38880), (5184, 38820), (5760, 34938), (5823, 34560), (6470, 31104), (6480, 31056), (6912, 29115), (7764, 25920), (7776, 25880), (8640, 23292), (9705, 20736), (9720, 20704), (10352, 19440), (10368, 19410), (11520, 17469), (11646, 17280), (12940, 15552), (12960, 15528)]