1609994240

素因数分解:

$2^{12}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:775

約数の個数: 104

約数和(自身を含む): 3900226560

約数和(自身を除く): 2290232320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 512, 619, 635, 640, 1016, 1024, 1238, 1270, 1280, 2032, 2048, 2476, 2540, 2560, 3095, 4064, 4096, 4952, 5080, 5120, 6190, 8128, 9904, 10160, 10240, 12380, 16256, 19808, 20320, 20480, 24760, 32512, 39616, 40640, 49520, 65024, 78613, 79232, 81280, 99040, 130048, 157226, 158464, 162560, 198080, 260096, 314452, 316928, 325120, 393065, 396160, 520192, 628904, 633856, 650240, 786130, 792320, 1257808, 1267712, 1300480, 1572260, 1584640, 2515616, 2535424, 2600960, 3144520, 3169280, 5031232, 6289040, 6338560, 10062464, 12578080, 12677120, 20124928, 25156160, 40249856, 50312320, 80499712, 100624640, 160999424, 201249280, 321998848, 402498560, 804997120, 1609994240]

約数ペア:

[(1, 1609994240), (2, 804997120), (4, 402498560), (5, 321998848), (8, 201249280), (10, 160999424), (16, 100624640), (20, 80499712), (32, 50312320), (40, 40249856), (64, 25156160), (80, 20124928), (127, 12677120), (128, 12578080), (160, 10062464), (254, 6338560), (256, 6289040), (320, 5031232), (508, 3169280), (512, 3144520), (619, 2600960), (635, 2535424), (640, 2515616), (1016, 1584640), (1024, 1572260), (1238, 1300480), (1270, 1267712), (1280, 1257808), (2032, 792320), (2048, 786130), (2476, 650240), (2540, 633856), (2560, 628904), (3095, 520192), (4064, 396160), (4096, 393065), (4952, 325120), (5080, 316928), (5120, 314452), (6190, 260096), (8128, 198080), (9904, 162560), (10160, 158464), (10240, 157226), (12380, 130048), (16256, 99040), (19808, 81280), (20320, 79232), (20480, 78613), (24760, 65024), (32512, 49520), (39616, 40640)]