438702080

素因数分解:

$2^{12}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:751

約数の個数: 104

約数和(自身を含む): 1088289024

約数和(自身を除く): 649586944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 691, 992, 1024, 1240, 1280, 1382, 1984, 2048, 2480, 2560, 2764, 3455, 3968, 4096, 4960, 5120, 5528, 6910, 7936, 9920, 10240, 11056, 13820, 15872, 19840, 20480, 21421, 22112, 27640, 31744, 39680, 42842, 44224, 55280, 63488, 79360, 85684, 88448, 107105, 110560, 126976, 158720, 171368, 176896, 214210, 221120, 317440, 342736, 353792, 428420, 442240, 634880, 685472, 707584, 856840, 884480, 1370944, 1415168, 1713680, 1768960, 2741888, 2830336, 3427360, 3537920, 5483776, 6854720, 7075840, 10967552, 13709440, 14151680, 21935104, 27418880, 43870208, 54837760, 87740416, 109675520, 219351040, 438702080]

約数ペア:

[(1, 438702080), (2, 219351040), (4, 109675520), (5, 87740416), (8, 54837760), (10, 43870208), (16, 27418880), (20, 21935104), (31, 14151680), (32, 13709440), (40, 10967552), (62, 7075840), (64, 6854720), (80, 5483776), (124, 3537920), (128, 3427360), (155, 2830336), (160, 2741888), (248, 1768960), (256, 1713680), (310, 1415168), (320, 1370944), (496, 884480), (512, 856840), (620, 707584), (640, 685472), (691, 634880), (992, 442240), (1024, 428420), (1240, 353792), (1280, 342736), (1382, 317440), (1984, 221120), (2048, 214210), (2480, 176896), (2560, 171368), (2764, 158720), (3455, 126976), (3968, 110560), (4096, 107105), (4960, 88448), (5120, 85684), (5528, 79360), (6910, 63488), (7936, 55280), (9920, 44224), (10240, 42842), (11056, 39680), (13820, 31744), (15872, 27640), (19840, 22112), (20480, 21421)]