1900515840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{247463}}^1$

素因数の和:247489

約数の個数: 80

約数和(自身を含む): 6075736128

約数和(自身を除く): 4175220288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 247463, 494926, 742389, 989852, 1237315, 1484778, 1979704, 2474630, 2969556, 3711945, 3959408, 4949260, 5939112, 7423890, 7918816, 9898520, 11878224, 14847780, 15837632, 19797040, 23756448, 29695560, 31675264, 39594080, 47512896, 59391120, 63350528, 79188160, 95025792, 118782240, 126701056, 158376320, 190051584, 237564480, 316752640, 380103168, 475128960, 633505280, 950257920, 1900515840]

約数ペア:

[(1, 1900515840), (2, 950257920), (3, 633505280), (4, 475128960), (5, 380103168), (6, 316752640), (8, 237564480), (10, 190051584), (12, 158376320), (15, 126701056), (16, 118782240), (20, 95025792), (24, 79188160), (30, 63350528), (32, 59391120), (40, 47512896), (48, 39594080), (60, 31675264), (64, 29695560), (80, 23756448), (96, 19797040), (120, 15837632), (128, 14847780), (160, 11878224), (192, 9898520), (240, 7918816), (256, 7423890), (320, 5939112), (384, 4949260), (480, 3959408), (512, 3711945), (640, 2969556), (768, 2474630), (960, 1979704), (1280, 1484778), (1536, 1237315), (1920, 989852), (2560, 742389), (3840, 494926), (7680, 247463)]