287742720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{74933}}^1$

素因数の和:74957

約数の個数: 72

約数和(自身を含む): 918990576

約数和(自身を除く): 631247856

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, 74933, 149866, 224799, 299732, 374665, 449598, 599464, 749330, 899196, 1123995, 1198928, 1498660, 1798392, 2247990, 2397856, 2997320, 3596784, 4495980, 4795712, 5994640, 7193568, 8991960, 9591424, 11989280, 14387136, 17983920, 19182848, 23978560, 28774272, 35967840, 47957120, 57548544, 71935680, 95914240, 143871360, 287742720]

約数ペア:

[(1, 287742720), (2, 143871360), (3, 95914240), (4, 71935680), (5, 57548544), (6, 47957120), (8, 35967840), (10, 28774272), (12, 23978560), (15, 19182848), (16, 17983920), (20, 14387136), (24, 11989280), (30, 9591424), (32, 8991960), (40, 7193568), (48, 5994640), (60, 4795712), (64, 4495980), (80, 3596784), (96, 2997320), (120, 2397856), (128, 2247990), (160, 1798392), (192, 1498660), (240, 1198928), (256, 1123995), (320, 899196), (384, 749330), (480, 599464), (640, 449598), (768, 374665), (960, 299732), (1280, 224799), (1920, 149866), (3840, 74933)]