391086080

素因数分解:

$2^{15}\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 256

約数和(自身を含む): 1207941120

約数和(自身を除く): 816855040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 64, 70, 77, 80, 88, 110, 112, 124, 128, 140, 154, 155, 160, 176, 217, 220, 224, 248, 256, 280, 308, 310, 320, 341, 352, 385, 434, 440, 448, 496, 512, 560, 616, 620, 640, 682, 704, 770, 868, 880, 896, 992, 1024, 1085, 1120, 1232, 1240, 1280, 1364, 1408, 1540, 1705, 1736, 1760, 1792, 1984, 2048, 2170, 2240, 2387, 2464, 2480, 2560, 2728, 2816, 3080, 3410, 3472, 3520, 3584, 3968, 4096, 4340, 4480, 4774, 4928, 4960, 5120, 5456, 5632, 6160, 6820, 6944, 7040, 7168, 7936, 8192, 8680, 8960, 9548, 9856, 9920, 10240, 10912, 11264, 11935, 12320, 13640, 13888, 14080, 14336, 15872, 16384, 17360, 17920, 19096, 19712, 19840, 20480, 21824, 22528, 23870, 24640, 27280, 27776, 28160, 28672, 31744, 32768, 34720, 35840, 38192, 39424, 39680, 40960, 43648, 45056, 47740, 49280, 54560, 55552, 56320, 57344, 63488, 69440, 71680, 76384, 78848, 79360, 81920, 87296, 90112, 95480, 98560, 109120, 111104, 112640, 114688, 126976, 138880, 143360, 152768, 157696, 158720, 163840, 174592, 180224, 190960, 197120, 218240, 222208, 225280, 229376, 253952, 277760, 286720, 305536, 315392, 317440, 349184, 360448, 381920, 394240, 436480, 444416, 450560, 507904, 555520, 573440, 611072, 630784, 634880, 698368, 763840, 788480, 872960, 888832, 901120, 1015808, 1111040, 1146880, 1222144, 1261568, 1269760, 1396736, 1527680, 1576960, 1745920, 1777664, 1802240, 2222080, 2444288, 2523136, 2539520, 2793472, 3055360, 3153920, 3491840, 3555328, 4444160, 4888576, 5079040, 5586944, 6110720, 6307840, 6983680, 7110656, 8888320, 9777152, 11173888, 12221440, 12615680, 13967360, 17776640, 19554304, 24442880, 27934720, 35553280, 39108608, 48885760, 55869440, 78217216, 97771520, 195543040, 391086080]

約数ペア:

[(1, 391086080), (2, 195543040), (4, 97771520), (5, 78217216), (7, 55869440), (8, 48885760), (10, 39108608), (11, 35553280), (14, 27934720), (16, 24442880), (20, 19554304), (22, 17776640), (28, 13967360), (31, 12615680), (32, 12221440), (35, 11173888), (40, 9777152), (44, 8888320), (55, 7110656), (56, 6983680), (62, 6307840), (64, 6110720), (70, 5586944), (77, 5079040), (80, 4888576), (88, 4444160), (110, 3555328), (112, 3491840), (124, 3153920), (128, 3055360), (140, 2793472), (154, 2539520), (155, 2523136), (160, 2444288), (176, 2222080), (217, 1802240), (220, 1777664), (224, 1745920), (248, 1576960), (256, 1527680), (280, 1396736), (308, 1269760), (310, 1261568), (320, 1222144), (341, 1146880), (352, 1111040), (385, 1015808), (434, 901120), (440, 888832), (448, 872960), (496, 788480), (512, 763840), (560, 698368), (616, 634880), (620, 630784), (640, 611072), (682, 573440), (704, 555520), (770, 507904), (868, 450560), (880, 444416), (896, 436480), (992, 394240), (1024, 381920), (1085, 360448), (1120, 349184), (1232, 317440), (1240, 315392), (1280, 305536), (1364, 286720), (1408, 277760), (1540, 253952), (1705, 229376), (1736, 225280), (1760, 222208), (1792, 218240), (1984, 197120), (2048, 190960), (2170, 180224), (2240, 174592), (2387, 163840), (2464, 158720), (2480, 157696), (2560, 152768), (2728, 143360), (2816, 138880), (3080, 126976), (3410, 114688), (3472, 112640), (3520, 111104), (3584, 109120), (3968, 98560), (4096, 95480), (4340, 90112), (4480, 87296), (4774, 81920), (4928, 79360), (4960, 78848), (5120, 76384), (5456, 71680), (5632, 69440), (6160, 63488), (6820, 57344), (6944, 56320), (7040, 55552), (7168, 54560), (7936, 49280), (8192, 47740), (8680, 45056), (8960, 43648), (9548, 40960), (9856, 39680), (9920, 39424), (10240, 38192), (10912, 35840), (11264, 34720), (11935, 32768), (12320, 31744), (13640, 28672), (13888, 28160), (14080, 27776), (14336, 27280), (15872, 24640), (16384, 23870), (17360, 22528), (17920, 21824), (19096, 20480), (19712, 19840)]