378388480

素因数分解:

$2^{14}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:213

約数の個数: 120

約数和(自身を含む): 943689600

約数和(自身を除く): 565301120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 149, 155, 160, 248, 256, 298, 310, 320, 496, 512, 596, 620, 640, 745, 992, 1024, 1192, 1240, 1280, 1490, 1984, 2048, 2384, 2480, 2560, 2980, 3968, 4096, 4619, 4768, 4960, 5120, 5960, 7936, 8192, 9238, 9536, 9920, 10240, 11920, 15872, 16384, 18476, 19072, 19840, 20480, 23095, 23840, 31744, 36952, 38144, 39680, 40960, 46190, 47680, 63488, 73904, 76288, 79360, 81920, 92380, 95360, 126976, 147808, 152576, 158720, 184760, 190720, 253952, 295616, 305152, 317440, 369520, 381440, 507904, 591232, 610304, 634880, 739040, 762880, 1182464, 1220608, 1269760, 1478080, 1525760, 2364928, 2441216, 2539520, 2956160, 3051520, 4729856, 5912320, 6103040, 9459712, 11824640, 12206080, 18919424, 23649280, 37838848, 47298560, 75677696, 94597120, 189194240, 378388480]

約数ペア:

[(1, 378388480), (2, 189194240), (4, 94597120), (5, 75677696), (8, 47298560), (10, 37838848), (16, 23649280), (20, 18919424), (31, 12206080), (32, 11824640), (40, 9459712), (62, 6103040), (64, 5912320), (80, 4729856), (124, 3051520), (128, 2956160), (149, 2539520), (155, 2441216), (160, 2364928), (248, 1525760), (256, 1478080), (298, 1269760), (310, 1220608), (320, 1182464), (496, 762880), (512, 739040), (596, 634880), (620, 610304), (640, 591232), (745, 507904), (992, 381440), (1024, 369520), (1192, 317440), (1240, 305152), (1280, 295616), (1490, 253952), (1984, 190720), (2048, 184760), (2384, 158720), (2480, 152576), (2560, 147808), (2980, 126976), (3968, 95360), (4096, 92380), (4619, 81920), (4768, 79360), (4960, 76288), (5120, 73904), (5960, 63488), (7936, 47680), (8192, 46190), (9238, 40960), (9536, 39680), (9920, 38144), (10240, 36952), (11920, 31744), (15872, 23840), (16384, 23095), (18476, 20480), (19072, 19840)]