278293932

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1997}}^1$

素因数の和:2100

約数の個数: 108

約数和(自身を含む): 829090080

約数和(自身を除く): 550796148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 79, 84, 98, 126, 147, 158, 196, 237, 252, 294, 316, 441, 474, 553, 588, 711, 882, 948, 1106, 1422, 1659, 1764, 1997, 2212, 2844, 3318, 3871, 3994, 4977, 5991, 6636, 7742, 7988, 9954, 11613, 11982, 13979, 15484, 17973, 19908, 23226, 23964, 27958, 34839, 35946, 41937, 46452, 55916, 69678, 71892, 83874, 97853, 125811, 139356, 157763, 167748, 195706, 251622, 293559, 315526, 391412, 473289, 503244, 587118, 631052, 880677, 946578, 1104341, 1174236, 1419867, 1761354, 1893156, 2208682, 2839734, 3313023, 3522708, 4417364, 5679468, 6626046, 7730387, 9939069, 13252092, 15460774, 19878138, 23191161, 30921548, 39756276, 46382322, 69573483, 92764644, 139146966, 278293932]

約数ペア:

[(1, 278293932), (2, 139146966), (3, 92764644), (4, 69573483), (6, 46382322), (7, 39756276), (9, 30921548), (12, 23191161), (14, 19878138), (18, 15460774), (21, 13252092), (28, 9939069), (36, 7730387), (42, 6626046), (49, 5679468), (63, 4417364), (79, 3522708), (84, 3313023), (98, 2839734), (126, 2208682), (147, 1893156), (158, 1761354), (196, 1419867), (237, 1174236), (252, 1104341), (294, 946578), (316, 880677), (441, 631052), (474, 587118), (553, 503244), (588, 473289), (711, 391412), (882, 315526), (948, 293559), (1106, 251622), (1422, 195706), (1659, 167748), (1764, 157763), (1997, 139356), (2212, 125811), (2844, 97853), (3318, 83874), (3871, 71892), (3994, 69678), (4977, 55916), (5991, 46452), (6636, 41937), (7742, 35946), (7988, 34839), (9954, 27958), (11613, 23964), (11982, 23226), (13979, 19908), (15484, 17973)]