157828748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{701}}^1$

素因数の和:783

約数の個数: 96

約数和(自身を含む): 373621248

約数和(自身を除く): 215792500

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 43, 44, 68, 77, 86, 119, 154, 172, 187, 238, 301, 308, 374, 473, 476, 602, 701, 731, 748, 946, 1204, 1309, 1402, 1462, 1892, 2618, 2804, 2924, 3311, 4907, 5117, 5236, 6622, 7711, 8041, 9814, 10234, 11917, 13244, 15422, 16082, 19628, 20468, 23834, 30143, 30844, 32164, 47668, 53977, 56287, 60286, 83419, 107954, 112574, 120572, 131087, 166838, 211001, 215908, 225148, 262174, 331573, 333676, 422002, 512431, 524348, 663146, 844004, 917609, 1024862, 1326292, 1835218, 2049724, 2321011, 3587017, 3670436, 4642022, 5636741, 7174034, 9284044, 11273482, 14348068, 22546964, 39457187, 78914374, 157828748]

約数ペア:

[(1, 157828748), (2, 78914374), (4, 39457187), (7, 22546964), (11, 14348068), (14, 11273482), (17, 9284044), (22, 7174034), (28, 5636741), (34, 4642022), (43, 3670436), (44, 3587017), (68, 2321011), (77, 2049724), (86, 1835218), (119, 1326292), (154, 1024862), (172, 917609), (187, 844004), (238, 663146), (301, 524348), (308, 512431), (374, 422002), (473, 333676), (476, 331573), (602, 262174), (701, 225148), (731, 215908), (748, 211001), (946, 166838), (1204, 131087), (1309, 120572), (1402, 112574), (1462, 107954), (1892, 83419), (2618, 60286), (2804, 56287), (2924, 53977), (3311, 47668), (4907, 32164), (5117, 30844), (5236, 30143), (6622, 23834), (7711, 20468), (8041, 19628), (9814, 16082), (10234, 15422), (11917, 13244)]