220195840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1483}}^1$

素因数の和:1537

約数の個数: 88

約数和(自身を含む): 546794640

約数和(自身を除く): 326598800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 512, 580, 640, 928, 1024, 1160, 1280, 1483, 1856, 2320, 2560, 2966, 3712, 4640, 5120, 5932, 7415, 7424, 9280, 11864, 14830, 14848, 18560, 23728, 29660, 29696, 37120, 43007, 47456, 59320, 74240, 86014, 94912, 118640, 148480, 172028, 189824, 215035, 237280, 344056, 379648, 430070, 474560, 688112, 759296, 860140, 949120, 1376224, 1518592, 1720280, 1898240, 2752448, 3440560, 3796480, 5504896, 6881120, 7592960, 11009792, 13762240, 22019584, 27524480, 44039168, 55048960, 110097920, 220195840]

約数ペア:

[(1, 220195840), (2, 110097920), (4, 55048960), (5, 44039168), (8, 27524480), (10, 22019584), (16, 13762240), (20, 11009792), (29, 7592960), (32, 6881120), (40, 5504896), (58, 3796480), (64, 3440560), (80, 2752448), (116, 1898240), (128, 1720280), (145, 1518592), (160, 1376224), (232, 949120), (256, 860140), (290, 759296), (320, 688112), (464, 474560), (512, 430070), (580, 379648), (640, 344056), (928, 237280), (1024, 215035), (1160, 189824), (1280, 172028), (1483, 148480), (1856, 118640), (2320, 94912), (2560, 86014), (2966, 74240), (3712, 59320), (4640, 47456), (5120, 43007), (5932, 37120), (7415, 29696), (7424, 29660), (9280, 23728), (11864, 18560), (14830, 14848)]