31138224

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:522

約数の個数: 80

約数和(自身を含む): 87494400

約数和(自身を除く): 56356176

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 139, 156, 208, 278, 312, 359, 417, 556, 624, 718, 834, 1077, 1112, 1436, 1668, 1807, 2154, 2224, 2872, 3336, 3614, 4308, 4667, 5421, 5744, 6672, 7228, 8616, 9334, 10842, 14001, 14456, 17232, 18668, 21684, 28002, 28912, 37336, 43368, 49901, 56004, 74672, 86736, 99802, 112008, 149703, 199604, 224016, 299406, 399208, 598812, 648713, 798416, 1197624, 1297426, 1946139, 2395248, 2594852, 3892278, 5189704, 7784556, 10379408, 15569112, 31138224]

約数ペア:

[(1, 31138224), (2, 15569112), (3, 10379408), (4, 7784556), (6, 5189704), (8, 3892278), (12, 2594852), (13, 2395248), (16, 1946139), (24, 1297426), (26, 1197624), (39, 798416), (48, 648713), (52, 598812), (78, 399208), (104, 299406), (139, 224016), (156, 199604), (208, 149703), (278, 112008), (312, 99802), (359, 86736), (417, 74672), (556, 56004), (624, 49901), (718, 43368), (834, 37336), (1077, 28912), (1112, 28002), (1436, 21684), (1668, 18668), (1807, 17232), (2154, 14456), (2224, 14001), (2872, 10842), (3336, 9334), (3614, 8616), (4308, 7228), (4667, 6672), (5421, 5744)]