127766128

素因数分解:

$2^4\times 7^3\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:811

約数の個数: 80

約数和(自身を含む): 298393600

約数和(自身を除く): 170627472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 343, 392, 434, 496, 686, 751, 784, 868, 1372, 1502, 1519, 1736, 2744, 3004, 3038, 3472, 5257, 5488, 6008, 6076, 10514, 10633, 12016, 12152, 21028, 21266, 23281, 24304, 36799, 42056, 42532, 46562, 73598, 84112, 85064, 93124, 147196, 162967, 170128, 186248, 257593, 294392, 325934, 372496, 515186, 588784, 651868, 1030372, 1140769, 1303736, 2060744, 2281538, 2607472, 4121488, 4563076, 7985383, 9126152, 15970766, 18252304, 31941532, 63883064, 127766128]

約数ペア:

[(1, 127766128), (2, 63883064), (4, 31941532), (7, 18252304), (8, 15970766), (14, 9126152), (16, 7985383), (28, 4563076), (31, 4121488), (49, 2607472), (56, 2281538), (62, 2060744), (98, 1303736), (112, 1140769), (124, 1030372), (196, 651868), (217, 588784), (248, 515186), (343, 372496), (392, 325934), (434, 294392), (496, 257593), (686, 186248), (751, 170128), (784, 162967), (868, 147196), (1372, 93124), (1502, 85064), (1519, 84112), (1736, 73598), (2744, 46562), (3004, 42532), (3038, 42056), (3472, 36799), (5257, 24304), (5488, 23281), (6008, 21266), (6076, 21028), (10514, 12152), (10633, 12016)]