68384800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:459

約数の個数: 144

約数和(自身を含む): 192175200

約数和(自身を除く): 123790400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 160, 176, 190, 200, 209, 220, 275, 304, 352, 380, 400, 409, 418, 440, 475, 550, 608, 760, 800, 818, 836, 880, 950, 1045, 1100, 1520, 1636, 1672, 1760, 1900, 2045, 2090, 2200, 3040, 3272, 3344, 3800, 4090, 4180, 4400, 4499, 5225, 6544, 6688, 7600, 7771, 8180, 8360, 8800, 8998, 10225, 10450, 13088, 15200, 15542, 16360, 16720, 17996, 20450, 20900, 22495, 31084, 32720, 33440, 35992, 38855, 40900, 41800, 44990, 62168, 65440, 71984, 77710, 81800, 83600, 85481, 89980, 112475, 124336, 143968, 155420, 163600, 167200, 170962, 179960, 194275, 224950, 248672, 310840, 327200, 341924, 359920, 388550, 427405, 449900, 621680, 683848, 719840, 777100, 854810, 899800, 1243360, 1367696, 1554200, 1709620, 1799600, 2137025, 2735392, 3108400, 3419240, 3599200, 4274050, 6216800, 6838480, 8548100, 13676960, 17096200, 34192400, 68384800]

約数ペア:

[(1, 68384800), (2, 34192400), (4, 17096200), (5, 13676960), (8, 8548100), (10, 6838480), (11, 6216800), (16, 4274050), (19, 3599200), (20, 3419240), (22, 3108400), (25, 2735392), (32, 2137025), (38, 1799600), (40, 1709620), (44, 1554200), (50, 1367696), (55, 1243360), (76, 899800), (80, 854810), (88, 777100), (95, 719840), (100, 683848), (110, 621680), (152, 449900), (160, 427405), (176, 388550), (190, 359920), (200, 341924), (209, 327200), (220, 310840), (275, 248672), (304, 224950), (352, 194275), (380, 179960), (400, 170962), (409, 167200), (418, 163600), (440, 155420), (475, 143968), (550, 124336), (608, 112475), (760, 89980), (800, 85481), (818, 83600), (836, 81800), (880, 77710), (950, 71984), (1045, 65440), (1100, 62168), (1520, 44990), (1636, 41800), (1672, 40900), (1760, 38855), (1900, 35992), (2045, 33440), (2090, 32720), (2200, 31084), (3040, 22495), (3272, 20900), (3344, 20450), (3800, 17996), (4090, 16720), (4180, 16360), (4400, 15542), (4499, 15200), (5225, 13088), (6544, 10450), (6688, 10225), (7600, 8998), (7771, 8800), (8180, 8360)]