163986880

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:518

約数の個数: 112

約数和(自身を含む): 414771840

約数和(自身を除く): 250784960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 58, 64, 80, 82, 116, 145, 160, 164, 205, 232, 290, 320, 328, 410, 431, 464, 580, 656, 820, 862, 928, 1160, 1189, 1312, 1640, 1724, 1856, 2155, 2320, 2378, 2624, 3280, 3448, 4310, 4640, 4756, 5945, 6560, 6896, 8620, 9280, 9512, 11890, 12499, 13120, 13792, 17240, 17671, 19024, 23780, 24998, 27584, 34480, 35342, 38048, 47560, 49996, 62495, 68960, 70684, 76096, 88355, 95120, 99992, 124990, 137920, 141368, 176710, 190240, 199984, 249980, 282736, 353420, 380480, 399968, 499960, 512459, 565472, 706840, 799936, 999920, 1024918, 1130944, 1413680, 1999840, 2049836, 2562295, 2827360, 3999680, 4099672, 5124590, 5654720, 8199344, 10249180, 16398688, 20498360, 32797376, 40996720, 81993440, 163986880]

約数ペア:

[(1, 163986880), (2, 81993440), (4, 40996720), (5, 32797376), (8, 20498360), (10, 16398688), (16, 10249180), (20, 8199344), (29, 5654720), (32, 5124590), (40, 4099672), (41, 3999680), (58, 2827360), (64, 2562295), (80, 2049836), (82, 1999840), (116, 1413680), (145, 1130944), (160, 1024918), (164, 999920), (205, 799936), (232, 706840), (290, 565472), (320, 512459), (328, 499960), (410, 399968), (431, 380480), (464, 353420), (580, 282736), (656, 249980), (820, 199984), (862, 190240), (928, 176710), (1160, 141368), (1189, 137920), (1312, 124990), (1640, 99992), (1724, 95120), (1856, 88355), (2155, 76096), (2320, 70684), (2378, 68960), (2624, 62495), (3280, 49996), (3448, 47560), (4310, 38048), (4640, 35342), (4756, 34480), (5945, 27584), (6560, 24998), (6896, 23780), (8620, 19024), (9280, 17671), (9512, 17240), (11890, 13792), (12499, 13120)]