66362880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{8641}}^1$

素因数の和:8667

約数の個数: 80

約数和(自身を含む): 212178384

約数和(自身を除く): 145815504

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, 8641, 17282, 25923, 34564, 43205, 51846, 69128, 86410, 103692, 129615, 138256, 172820, 207384, 259230, 276512, 345640, 414768, 518460, 553024, 691280, 829536, 1036920, 1106048, 1382560, 1659072, 2073840, 2212096, 2765120, 3318144, 4147680, 4424192, 5530240, 6636288, 8295360, 11060480, 13272576, 16590720, 22120960, 33181440, 66362880]

約数ペア:

[(1, 66362880), (2, 33181440), (3, 22120960), (4, 16590720), (5, 13272576), (6, 11060480), (8, 8295360), (10, 6636288), (12, 5530240), (15, 4424192), (16, 4147680), (20, 3318144), (24, 2765120), (30, 2212096), (32, 2073840), (40, 1659072), (48, 1382560), (60, 1106048), (64, 1036920), (80, 829536), (96, 691280), (120, 553024), (128, 518460), (160, 414768), (192, 345640), (240, 276512), (256, 259230), (320, 207384), (384, 172820), (480, 138256), (512, 129615), (640, 103692), (768, 86410), (960, 69128), (1280, 51846), (1536, 43205), (1920, 34564), (2560, 25923), (3840, 17282), (7680, 8641)]