149770616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 311364000

約数和(自身を除く): 161593384

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 61, 76, 116, 122, 152, 232, 244, 488, 551, 557, 1102, 1114, 1159, 1769, 2204, 2228, 2318, 3538, 4408, 4456, 4636, 7076, 9272, 10583, 14152, 16153, 21166, 32306, 33611, 33977, 42332, 64612, 67222, 67954, 84664, 129224, 134444, 135908, 268888, 271816, 306907, 613814, 645563, 985333, 1227628, 1291126, 1970666, 2455256, 2582252, 3941332, 5164504, 7882664, 18721327, 37442654, 74885308, 149770616]

約数ペア:

[(1, 149770616), (2, 74885308), (4, 37442654), (8, 18721327), (19, 7882664), (29, 5164504), (38, 3941332), (58, 2582252), (61, 2455256), (76, 1970666), (116, 1291126), (122, 1227628), (152, 985333), (232, 645563), (244, 613814), (488, 306907), (551, 271816), (557, 268888), (1102, 135908), (1114, 134444), (1159, 129224), (1769, 84664), (2204, 67954), (2228, 67222), (2318, 64612), (3538, 42332), (4408, 33977), (4456, 33611), (4636, 32306), (7076, 21166), (9272, 16153), (10583, 14152)]