291020416

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7039}}^1$

素因数の和:7089

約数の個数: 64

約数和(自身を含む): 646272000

約数和(自身を除く): 355251584

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2176, 2432, 2584, 5168, 7039, 10336, 14078, 20672, 28156, 41344, 56312, 112624, 119663, 133741, 225248, 239326, 267482, 450496, 478652, 534964, 900992, 957304, 1069928, 1914608, 2139856, 2273597, 3829216, 4279712, 4547194, 7658432, 8559424, 9094388, 15316864, 17118848, 18188776, 36377552, 72755104, 145510208, 291020416]

約数ペア:

[(1, 291020416), (2, 145510208), (4, 72755104), (8, 36377552), (16, 18188776), (17, 17118848), (19, 15316864), (32, 9094388), (34, 8559424), (38, 7658432), (64, 4547194), (68, 4279712), (76, 3829216), (128, 2273597), (136, 2139856), (152, 1914608), (272, 1069928), (304, 957304), (323, 900992), (544, 534964), (608, 478652), (646, 450496), (1088, 267482), (1216, 239326), (1292, 225248), (2176, 133741), (2432, 119663), (2584, 112624), (5168, 56312), (7039, 41344), (10336, 28156), (14078, 20672)]