381172428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{379}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 1192871680

約数和(自身を除く): 811699252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 307, 364, 379, 468, 546, 614, 758, 819, 921, 1092, 1137, 1228, 1516, 1638, 1842, 2149, 2274, 2653, 2763, 3276, 3411, 3684, 3991, 4298, 4548, 4927, 5306, 5526, 6447, 6822, 7959, 7982, 8596, 9854, 10612, 11052, 11973, 12894, 13644, 14781, 15918, 15964, 19341, 19708, 23877, 23946, 25788, 27937, 29562, 31836, 34489, 35919, 38682, 44343, 47754, 47892, 55874, 59124, 68978, 71838, 77364, 83811, 88686, 95508, 103467, 111748, 116353, 137956, 143676, 167622, 177372, 206934, 232706, 251433, 310401, 335244, 349059, 413868, 465412, 502866, 620802, 698118, 814471, 1005732, 1047177, 1241604, 1396236, 1512589, 1628942, 2094354, 2443413, 3025178, 3257884, 4188708, 4537767, 4886826, 6050356, 7330239, 9075534, 9773652, 10588123, 13613301, 14660478, 18151068, 21176246, 27226602, 29320956, 31764369, 42352492, 54453204, 63528738, 95293107, 127057476, 190586214, 381172428]

約数ペア:

[(1, 381172428), (2, 190586214), (3, 127057476), (4, 95293107), (6, 63528738), (7, 54453204), (9, 42352492), (12, 31764369), (13, 29320956), (14, 27226602), (18, 21176246), (21, 18151068), (26, 14660478), (28, 13613301), (36, 10588123), (39, 9773652), (42, 9075534), (52, 7330239), (63, 6050356), (78, 4886826), (84, 4537767), (91, 4188708), (117, 3257884), (126, 3025178), (156, 2443413), (182, 2094354), (234, 1628942), (252, 1512589), (273, 1396236), (307, 1241604), (364, 1047177), (379, 1005732), (468, 814471), (546, 698118), (614, 620802), (758, 502866), (819, 465412), (921, 413868), (1092, 349059), (1137, 335244), (1228, 310401), (1516, 251433), (1638, 232706), (1842, 206934), (2149, 177372), (2274, 167622), (2653, 143676), (2763, 137956), (3276, 116353), (3411, 111748), (3684, 103467), (3991, 95508), (4298, 88686), (4548, 83811), (4927, 77364), (5306, 71838), (5526, 68978), (6447, 59124), (6822, 55874), (7959, 47892), (7982, 47754), (8596, 44343), (9854, 38682), (10612, 35919), (11052, 34489), (11973, 31836), (12894, 29562), (13644, 27937), (14781, 25788), (15918, 23946), (15964, 23877), (19341, 19708)]