774567680

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31849}}^1$

素因数の和:31889

約数の個数: 72

約数和(自身を含む): 1953042000

約数和(自身を除く): 1178474320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 12160, 24320, 31849, 63698, 127396, 159245, 254792, 318490, 509584, 605131, 636980, 1019168, 1210262, 1273960, 2038336, 2420524, 2547920, 3025655, 4076672, 4841048, 5095840, 6051310, 8153344, 9682096, 10191680, 12102620, 19364192, 20383360, 24205240, 38728384, 40766720, 48410480, 77456768, 96820960, 154913536, 193641920, 387283840, 774567680]

約数ペア:

[(1, 774567680), (2, 387283840), (4, 193641920), (5, 154913536), (8, 96820960), (10, 77456768), (16, 48410480), (19, 40766720), (20, 38728384), (32, 24205240), (38, 20383360), (40, 19364192), (64, 12102620), (76, 10191680), (80, 9682096), (95, 8153344), (128, 6051310), (152, 5095840), (160, 4841048), (190, 4076672), (256, 3025655), (304, 2547920), (320, 2420524), (380, 2038336), (608, 1273960), (640, 1210262), (760, 1019168), (1216, 636980), (1280, 605131), (1520, 509584), (2432, 318490), (3040, 254792), (4864, 159245), (6080, 127396), (12160, 63698), (24320, 31849)]