256796808

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1\times {\mathrm{631}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 664965120

約数和(自身を除く): 408168312

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 547, 631, 744, 1094, 1262, 1641, 1893, 2188, 2524, 3282, 3786, 4376, 5048, 6564, 7572, 13128, 15144, 16957, 19561, 33914, 39122, 50871, 58683, 67828, 78244, 101742, 117366, 135656, 156488, 203484, 234732, 345157, 406968, 469464, 690314, 1035471, 1380628, 2070942, 2761256, 4141884, 8283768, 10699867, 21399734, 32099601, 42799468, 64199202, 85598936, 128398404, 256796808]

約数ペア:

[(1, 256796808), (2, 128398404), (3, 85598936), (4, 64199202), (6, 42799468), (8, 32099601), (12, 21399734), (24, 10699867), (31, 8283768), (62, 4141884), (93, 2761256), (124, 2070942), (186, 1380628), (248, 1035471), (372, 690314), (547, 469464), (631, 406968), (744, 345157), (1094, 234732), (1262, 203484), (1641, 156488), (1893, 135656), (2188, 117366), (2524, 101742), (3282, 78244), (3786, 67828), (4376, 58683), (5048, 50871), (6564, 39122), (7572, 33914), (13128, 19561), (15144, 16957)]