243986144

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2887}}^1$

素因数の和:3055

約数の個数: 48

約数和(自身を含む): 509443200

約数和(自身を除く): 265457056

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 278, 304, 556, 608, 1112, 2224, 2641, 2887, 4448, 5282, 5774, 10564, 11548, 21128, 23096, 42256, 46192, 54853, 84512, 92384, 109706, 219412, 401293, 438824, 802586, 877648, 1605172, 1755296, 3210344, 6420688, 7624567, 12841376, 15249134, 30498268, 60996536, 121993072, 243986144]

約数ペア:

[(1, 243986144), (2, 121993072), (4, 60996536), (8, 30498268), (16, 15249134), (19, 12841376), (32, 7624567), (38, 6420688), (76, 3210344), (139, 1755296), (152, 1605172), (278, 877648), (304, 802586), (556, 438824), (608, 401293), (1112, 219412), (2224, 109706), (2641, 92384), (2887, 84512), (4448, 54853), (5282, 46192), (5774, 42256), (10564, 23096), (11548, 21128)]