211674880

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2711}}^1$

素因数の和:2793

約数の個数: 72

約数和(自身を含む): 515529504

約数和(自身を除く): 303854624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 976, 1220, 1280, 1952, 2440, 2711, 3904, 4880, 5422, 7808, 9760, 10844, 13555, 15616, 19520, 21688, 27110, 39040, 43376, 54220, 78080, 86752, 108440, 165371, 173504, 216880, 330742, 347008, 433760, 661484, 694016, 826855, 867520, 1322968, 1653710, 1735040, 2645936, 3307420, 3470080, 5291872, 6614840, 10583744, 13229680, 21167488, 26459360, 42334976, 52918720, 105837440, 211674880]

約数ペア:

[(1, 211674880), (2, 105837440), (4, 52918720), (5, 42334976), (8, 26459360), (10, 21167488), (16, 13229680), (20, 10583744), (32, 6614840), (40, 5291872), (61, 3470080), (64, 3307420), (80, 2645936), (122, 1735040), (128, 1653710), (160, 1322968), (244, 867520), (256, 826855), (305, 694016), (320, 661484), (488, 433760), (610, 347008), (640, 330742), (976, 216880), (1220, 173504), (1280, 165371), (1952, 108440), (2440, 86752), (2711, 78080), (3904, 54220), (4880, 43376), (5422, 39040), (7808, 27110), (9760, 21688), (10844, 19520), (13555, 15616)]