305105920

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{8513}}^1$

素因数の和:8545

約数の個数: 88

約数和(自身を含む): 836551584

約数和(自身を除く): 531445664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 5120, 7168, 8513, 8960, 17026, 17920, 34052, 35840, 42565, 59591, 68104, 85130, 119182, 136208, 170260, 238364, 272416, 297955, 340520, 476728, 544832, 595910, 681040, 953456, 1089664, 1191820, 1362080, 1906912, 2179328, 2383640, 2724160, 3813824, 4358656, 4767280, 5448320, 7627648, 8717312, 9534560, 10896640, 15255296, 19069120, 21793280, 30510592, 38138240, 43586560, 61021184, 76276480, 152552960, 305105920]

約数ペア:

[(1, 305105920), (2, 152552960), (4, 76276480), (5, 61021184), (7, 43586560), (8, 38138240), (10, 30510592), (14, 21793280), (16, 19069120), (20, 15255296), (28, 10896640), (32, 9534560), (35, 8717312), (40, 7627648), (56, 5448320), (64, 4767280), (70, 4358656), (80, 3813824), (112, 2724160), (128, 2383640), (140, 2179328), (160, 1906912), (224, 1362080), (256, 1191820), (280, 1089664), (320, 953456), (448, 681040), (512, 595910), (560, 544832), (640, 476728), (896, 340520), (1024, 297955), (1120, 272416), (1280, 238364), (1792, 170260), (2240, 136208), (2560, 119182), (3584, 85130), (4480, 68104), (5120, 59591), (7168, 42565), (8513, 35840), (8960, 34052), (17026, 17920)]