1997508480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:653

約数の個数: 256

約数和(自身を含む): 6991488000

約数和(自身を除く): 4993979520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 271, 320, 330, 349, 352, 384, 440, 480, 528, 542, 640, 660, 698, 704, 813, 880, 960, 1047, 1056, 1084, 1320, 1355, 1396, 1408, 1626, 1745, 1760, 1920, 2094, 2112, 2168, 2640, 2710, 2792, 2981, 3252, 3490, 3520, 3839, 4065, 4188, 4224, 4336, 5235, 5280, 5420, 5584, 5962, 6504, 6980, 7040, 7678, 8130, 8376, 8672, 8943, 10470, 10560, 10840, 11168, 11517, 11924, 13008, 13960, 14905, 15356, 16260, 16752, 17344, 17886, 19195, 20940, 21120, 21680, 22336, 23034, 23848, 26016, 27920, 29810, 30712, 32520, 33504, 34688, 35772, 38390, 41880, 43360, 44672, 44715, 46068, 47696, 52032, 55840, 57585, 59620, 61424, 65040, 67008, 71544, 76780, 83760, 86720, 89430, 92136, 94579, 95392, 104064, 111680, 115170, 119240, 122848, 130080, 134016, 143088, 153560, 167520, 173440, 178860, 184272, 189158, 190784, 223360, 230340, 238480, 245696, 260160, 283737, 286176, 307120, 335040, 357720, 368544, 378316, 381568, 460680, 472895, 476960, 491392, 520320, 567474, 572352, 614240, 670080, 715440, 737088, 756632, 921360, 945790, 953920, 1040369, 1134948, 1144704, 1228480, 1418685, 1430880, 1474176, 1513264, 1842720, 1891580, 1907840, 2080738, 2269896, 2456960, 2837370, 2861760, 3026528, 3121107, 3685440, 3783160, 4161476, 4539792, 5201845, 5674740, 5723520, 6053056, 6242214, 7370880, 7566320, 8322952, 9079584, 10403690, 11349480, 12106112, 12484428, 15132640, 15605535, 16645904, 18159168, 20807380, 22698960, 24968856, 30265280, 31211070, 33291808, 36318336, 41614760, 45397920, 49937712, 60530560, 62422140, 66583616, 83229520, 90795840, 99875424, 124844280, 133167232, 166459040, 181591680, 199750848, 249688560, 332918080, 399501696, 499377120, 665836160, 998754240, 1997508480]

約数ペア:

[(1, 1997508480), (2, 998754240), (3, 665836160), (4, 499377120), (5, 399501696), (6, 332918080), (8, 249688560), (10, 199750848), (11, 181591680), (12, 166459040), (15, 133167232), (16, 124844280), (20, 99875424), (22, 90795840), (24, 83229520), (30, 66583616), (32, 62422140), (33, 60530560), (40, 49937712), (44, 45397920), (48, 41614760), (55, 36318336), (60, 33291808), (64, 31211070), (66, 30265280), (80, 24968856), (88, 22698960), (96, 20807380), (110, 18159168), (120, 16645904), (128, 15605535), (132, 15132640), (160, 12484428), (165, 12106112), (176, 11349480), (192, 10403690), (220, 9079584), (240, 8322952), (264, 7566320), (271, 7370880), (320, 6242214), (330, 6053056), (349, 5723520), (352, 5674740), (384, 5201845), (440, 4539792), (480, 4161476), (528, 3783160), (542, 3685440), (640, 3121107), (660, 3026528), (698, 2861760), (704, 2837370), (813, 2456960), (880, 2269896), (960, 2080738), (1047, 1907840), (1056, 1891580), (1084, 1842720), (1320, 1513264), (1355, 1474176), (1396, 1430880), (1408, 1418685), (1626, 1228480), (1745, 1144704), (1760, 1134948), (1920, 1040369), (2094, 953920), (2112, 945790), (2168, 921360), (2640, 756632), (2710, 737088), (2792, 715440), (2981, 670080), (3252, 614240), (3490, 572352), (3520, 567474), (3839, 520320), (4065, 491392), (4188, 476960), (4224, 472895), (4336, 460680), (5235, 381568), (5280, 378316), (5420, 368544), (5584, 357720), (5962, 335040), (6504, 307120), (6980, 286176), (7040, 283737), (7678, 260160), (8130, 245696), (8376, 238480), (8672, 230340), (8943, 223360), (10470, 190784), (10560, 189158), (10840, 184272), (11168, 178860), (11517, 173440), (11924, 167520), (13008, 153560), (13960, 143088), (14905, 134016), (15356, 130080), (16260, 122848), (16752, 119240), (17344, 115170), (17886, 111680), (19195, 104064), (20940, 95392), (21120, 94579), (21680, 92136), (22336, 89430), (23034, 86720), (23848, 83760), (26016, 76780), (27920, 71544), (29810, 67008), (30712, 65040), (32520, 61424), (33504, 59620), (34688, 57585), (35772, 55840), (38390, 52032), (41880, 47696), (43360, 46068), (44672, 44715)]