225979520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:362

約数の個数: 128

約数和(自身を含む): 588878640

約数和(自身を除く): 362899120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 157, 160, 173, 208, 260, 314, 320, 346, 416, 520, 628, 640, 692, 785, 832, 865, 1040, 1256, 1384, 1570, 1664, 1730, 2041, 2080, 2249, 2512, 2768, 3140, 3460, 4082, 4160, 4498, 5024, 5536, 6280, 6920, 8164, 8320, 8996, 10048, 10205, 11072, 11245, 12560, 13840, 16328, 17992, 20096, 20410, 22144, 22490, 25120, 27161, 27680, 32656, 35984, 40820, 44980, 50240, 54322, 55360, 65312, 71968, 81640, 89960, 100480, 108644, 110720, 130624, 135805, 143936, 163280, 179920, 217288, 261248, 271610, 287872, 326560, 353093, 359840, 434576, 543220, 653120, 706186, 719680, 869152, 1086440, 1306240, 1412372, 1439360, 1738304, 1765465, 2172880, 2824744, 3476608, 3530930, 4345760, 5649488, 7061860, 8691520, 11298976, 14123720, 17383040, 22597952, 28247440, 45195904, 56494880, 112989760, 225979520]

約数ペア:

[(1, 225979520), (2, 112989760), (4, 56494880), (5, 45195904), (8, 28247440), (10, 22597952), (13, 17383040), (16, 14123720), (20, 11298976), (26, 8691520), (32, 7061860), (40, 5649488), (52, 4345760), (64, 3530930), (65, 3476608), (80, 2824744), (104, 2172880), (128, 1765465), (130, 1738304), (157, 1439360), (160, 1412372), (173, 1306240), (208, 1086440), (260, 869152), (314, 719680), (320, 706186), (346, 653120), (416, 543220), (520, 434576), (628, 359840), (640, 353093), (692, 326560), (785, 287872), (832, 271610), (865, 261248), (1040, 217288), (1256, 179920), (1384, 163280), (1570, 143936), (1664, 135805), (1730, 130624), (2041, 110720), (2080, 108644), (2249, 100480), (2512, 89960), (2768, 81640), (3140, 71968), (3460, 65312), (4082, 55360), (4160, 54322), (4498, 50240), (5024, 44980), (5536, 40820), (6280, 35984), (6920, 32656), (8164, 27680), (8320, 27161), (8996, 25120), (10048, 22490), (10205, 22144), (11072, 20410), (11245, 20096), (12560, 17992), (13840, 16328)]