155247040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:654

約数の個数: 112

約数和(自身を含む): 404786592

約数和(自身を除く): 249539552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 80, 104, 130, 134, 160, 208, 260, 268, 320, 335, 416, 520, 536, 557, 670, 832, 871, 1040, 1072, 1114, 1340, 1742, 2080, 2144, 2228, 2680, 2785, 3484, 4160, 4288, 4355, 4456, 5360, 5570, 6968, 7241, 8710, 8912, 10720, 11140, 13936, 14482, 17420, 17824, 21440, 22280, 27872, 28964, 34840, 35648, 36205, 37319, 44560, 55744, 57928, 69680, 72410, 74638, 89120, 115856, 139360, 144820, 149276, 178240, 186595, 231712, 278720, 289640, 298552, 373190, 463424, 485147, 579280, 597104, 746380, 970294, 1158560, 1194208, 1492760, 1940588, 2317120, 2388416, 2425735, 2985520, 3881176, 4851470, 5971040, 7762352, 9702940, 11942080, 15524704, 19405880, 31049408, 38811760, 77623520, 155247040]

約数ペア:

[(1, 155247040), (2, 77623520), (4, 38811760), (5, 31049408), (8, 19405880), (10, 15524704), (13, 11942080), (16, 9702940), (20, 7762352), (26, 5971040), (32, 4851470), (40, 3881176), (52, 2985520), (64, 2425735), (65, 2388416), (67, 2317120), (80, 1940588), (104, 1492760), (130, 1194208), (134, 1158560), (160, 970294), (208, 746380), (260, 597104), (268, 579280), (320, 485147), (335, 463424), (416, 373190), (520, 298552), (536, 289640), (557, 278720), (670, 231712), (832, 186595), (871, 178240), (1040, 149276), (1072, 144820), (1114, 139360), (1340, 115856), (1742, 89120), (2080, 74638), (2144, 72410), (2228, 69680), (2680, 57928), (2785, 55744), (3484, 44560), (4160, 37319), (4288, 36205), (4355, 35648), (4456, 34840), (5360, 28964), (5570, 27872), (6968, 22280), (7241, 21440), (8710, 17824), (8912, 17420), (10720, 14482), (11140, 13936)]