56880640

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1$

素因数の和:1347

約数の個数: 80

約数和(自身を含む): 144513072

約数和(自身を除く): 87632432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1307, 1360, 2176, 2560, 2614, 2720, 4352, 5228, 5440, 6535, 8704, 10456, 10880, 13070, 20912, 21760, 22219, 26140, 41824, 43520, 44438, 52280, 83648, 88876, 104560, 111095, 167296, 177752, 209120, 222190, 334592, 355504, 418240, 444380, 669184, 711008, 836480, 888760, 1422016, 1672960, 1777520, 2844032, 3345920, 3555040, 5688064, 7110080, 11376128, 14220160, 28440320, 56880640]

約数ペア:

[(1, 56880640), (2, 28440320), (4, 14220160), (5, 11376128), (8, 7110080), (10, 5688064), (16, 3555040), (17, 3345920), (20, 2844032), (32, 1777520), (34, 1672960), (40, 1422016), (64, 888760), (68, 836480), (80, 711008), (85, 669184), (128, 444380), (136, 418240), (160, 355504), (170, 334592), (256, 222190), (272, 209120), (320, 177752), (340, 167296), (512, 111095), (544, 104560), (640, 88876), (680, 83648), (1088, 52280), (1280, 44438), (1307, 43520), (1360, 41824), (2176, 26140), (2560, 22219), (2614, 21760), (2720, 20912), (4352, 13070), (5228, 10880), (5440, 10456), (6535, 8704)]