128001672

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 358918560

約数和(自身を除く): 230916888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 131, 164, 246, 262, 328, 331, 369, 393, 492, 524, 662, 738, 786, 984, 993, 1048, 1179, 1324, 1476, 1572, 1986, 2358, 2648, 2952, 2979, 3144, 3972, 4716, 5371, 5958, 7944, 9432, 10742, 11916, 13571, 16113, 21484, 23832, 27142, 32226, 40713, 42968, 43361, 48339, 54284, 64452, 81426, 86722, 96678, 108568, 122139, 128904, 130083, 162852, 173444, 193356, 244278, 260166, 325704, 346888, 386712, 390249, 488556, 520332, 780498, 977112, 1040664, 1560996, 1777801, 3121992, 3555602, 5333403, 7111204, 10666806, 14222408, 16000209, 21333612, 32000418, 42667224, 64000836, 128001672]

約数ペア:

[(1, 128001672), (2, 64000836), (3, 42667224), (4, 32000418), (6, 21333612), (8, 16000209), (9, 14222408), (12, 10666806), (18, 7111204), (24, 5333403), (36, 3555602), (41, 3121992), (72, 1777801), (82, 1560996), (123, 1040664), (131, 977112), (164, 780498), (246, 520332), (262, 488556), (328, 390249), (331, 386712), (369, 346888), (393, 325704), (492, 260166), (524, 244278), (662, 193356), (738, 173444), (786, 162852), (984, 130083), (993, 128904), (1048, 122139), (1179, 108568), (1324, 96678), (1476, 86722), (1572, 81426), (1986, 64452), (2358, 54284), (2648, 48339), (2952, 43361), (2979, 42968), (3144, 40713), (3972, 32226), (4716, 27142), (5371, 23832), (5958, 21484), (7944, 16113), (9432, 13571), (10742, 11916)]