215477760

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{28057}}^1$

素因数の和:28083

約数の個数: 80

約数和(自身を含む): 688880016

約数和(自身を除く): 473402256

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, 28057, 56114, 84171, 112228, 140285, 168342, 224456, 280570, 336684, 420855, 448912, 561140, 673368, 841710, 897824, 1122280, 1346736, 1683420, 1795648, 2244560, 2693472, 3366840, 3591296, 4489120, 5386944, 6733680, 7182592, 8978240, 10773888, 13467360, 14365184, 17956480, 21547776, 26934720, 35912960, 43095552, 53869440, 71825920, 107738880, 215477760]

約数ペア:

[(1, 215477760), (2, 107738880), (3, 71825920), (4, 53869440), (5, 43095552), (6, 35912960), (8, 26934720), (10, 21547776), (12, 17956480), (15, 14365184), (16, 13467360), (20, 10773888), (24, 8978240), (30, 7182592), (32, 6733680), (40, 5386944), (48, 4489120), (60, 3591296), (64, 3366840), (80, 2693472), (96, 2244560), (120, 1795648), (128, 1683420), (160, 1346736), (192, 1122280), (240, 897824), (256, 841710), (320, 673368), (384, 561140), (480, 448912), (512, 420855), (640, 336684), (768, 280570), (960, 224456), (1280, 168342), (1536, 140285), (1920, 112228), (2560, 84171), (3840, 56114), (7680, 28057)]