231499520

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{3691}}^1$

素因数の和:3726

約数の個数: 108

約数和(自身を含む): 645221304

約数和(自身を除く): 413721784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3691, 3920, 4480, 6272, 7382, 7840, 8960, 12544, 14764, 15680, 18455, 25837, 29528, 31360, 36910, 51674, 59056, 62720, 73820, 103348, 118112, 129185, 147640, 180859, 206696, 236224, 258370, 295280, 361718, 413392, 472448, 516740, 590560, 723436, 826784, 904295, 944896, 1033480, 1181120, 1446872, 1653568, 1808590, 2066960, 2362240, 2893744, 3307136, 3617180, 4133920, 4724480, 5787488, 6614272, 7234360, 8267840, 11574976, 14468720, 16535680, 23149952, 28937440, 33071360, 46299904, 57874880, 115749760, 231499520]

約数ペア:

[(1, 231499520), (2, 115749760), (4, 57874880), (5, 46299904), (7, 33071360), (8, 28937440), (10, 23149952), (14, 16535680), (16, 14468720), (20, 11574976), (28, 8267840), (32, 7234360), (35, 6614272), (40, 5787488), (49, 4724480), (56, 4133920), (64, 3617180), (70, 3307136), (80, 2893744), (98, 2362240), (112, 2066960), (128, 1808590), (140, 1653568), (160, 1446872), (196, 1181120), (224, 1033480), (245, 944896), (256, 904295), (280, 826784), (320, 723436), (392, 590560), (448, 516740), (490, 472448), (560, 413392), (640, 361718), (784, 295280), (896, 258370), (980, 236224), (1120, 206696), (1280, 180859), (1568, 147640), (1792, 129185), (1960, 118112), (2240, 103348), (3136, 73820), (3691, 62720), (3920, 59056), (4480, 51674), (6272, 36910), (7382, 31360), (7840, 29528), (8960, 25837), (12544, 18455), (14764, 15680)]