31376640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{8171}}^1$

素因数の和:8195

約数の個数: 72

約数和(自身を含む): 100221408

約数和(自身を除く): 68844768

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, 640, 768, 960, 1280, 1920, 3840, 8171, 16342, 24513, 32684, 40855, 49026, 65368, 81710, 98052, 122565, 130736, 163420, 196104, 245130, 261472, 326840, 392208, 490260, 522944, 653680, 784416, 980520, 1045888, 1307360, 1568832, 1961040, 2091776, 2614720, 3137664, 3922080, 5229440, 6275328, 7844160, 10458880, 15688320, 31376640]

約数ペア:

[(1, 31376640), (2, 15688320), (3, 10458880), (4, 7844160), (5, 6275328), (6, 5229440), (8, 3922080), (10, 3137664), (12, 2614720), (15, 2091776), (16, 1961040), (20, 1568832), (24, 1307360), (30, 1045888), (32, 980520), (40, 784416), (48, 653680), (60, 522944), (64, 490260), (80, 392208), (96, 326840), (120, 261472), (128, 245130), (160, 196104), (192, 163420), (240, 130736), (256, 122565), (320, 98052), (384, 81710), (480, 65368), (640, 49026), (768, 40855), (960, 32684), (1280, 24513), (1920, 16342), (3840, 8171)]