72520960

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1069}}^1$

素因数の和:1143

約数の個数: 72

約数和(自身を含む): 177153480

約数和(自身を除く): 104632520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 530, 640, 848, 1060, 1069, 1280, 1696, 2120, 2138, 3392, 4240, 4276, 5345, 6784, 8480, 8552, 10690, 13568, 16960, 17104, 21380, 33920, 34208, 42760, 56657, 67840, 68416, 85520, 113314, 136832, 171040, 226628, 273664, 283285, 342080, 453256, 566570, 684160, 906512, 1133140, 1368320, 1813024, 2266280, 3626048, 4532560, 7252096, 9065120, 14504192, 18130240, 36260480, 72520960]

約数ペア:

[(1, 72520960), (2, 36260480), (4, 18130240), (5, 14504192), (8, 9065120), (10, 7252096), (16, 4532560), (20, 3626048), (32, 2266280), (40, 1813024), (53, 1368320), (64, 1133140), (80, 906512), (106, 684160), (128, 566570), (160, 453256), (212, 342080), (256, 283285), (265, 273664), (320, 226628), (424, 171040), (530, 136832), (640, 113314), (848, 85520), (1060, 68416), (1069, 67840), (1280, 56657), (1696, 42760), (2120, 34208), (2138, 33920), (3392, 21380), (4240, 17104), (4276, 16960), (5345, 13568), (6784, 10690), (8480, 8552)]