271207840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{54679}}^1$

素因数の和:54725

約数の個数: 48

約数和(自身を含む): 661409280

約数和(自身を除く): 390201440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 54679, 109358, 218716, 273395, 437432, 546790, 874864, 1093580, 1695049, 1749728, 2187160, 3390098, 4374320, 6780196, 8475245, 8748640, 13560392, 16950490, 27120784, 33900980, 54241568, 67801960, 135603920, 271207840]

約数ペア:

[(1, 271207840), (2, 135603920), (4, 67801960), (5, 54241568), (8, 33900980), (10, 27120784), (16, 16950490), (20, 13560392), (31, 8748640), (32, 8475245), (40, 6780196), (62, 4374320), (80, 3390098), (124, 2187160), (155, 1749728), (160, 1695049), (248, 1093580), (310, 874864), (496, 546790), (620, 437432), (992, 273395), (1240, 218716), (2480, 109358), (4960, 54679)]