219464476

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 486324608

約数和(自身を除く): 266860132

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 211, 242, 307, 308, 422, 484, 614, 844, 847, 1228, 1477, 1694, 2149, 2321, 2954, 3377, 3388, 4298, 4642, 5908, 6754, 8596, 9284, 13508, 16247, 23639, 25531, 32494, 37147, 47278, 51062, 64777, 64988, 74294, 94556, 102124, 129554, 148588, 178717, 259108, 260029, 357434, 453439, 520058, 712547, 714868, 906878, 1040116, 1425094, 1813756, 2850188, 4987829, 7838017, 9975658, 15676034, 19951316, 31352068, 54866119, 109732238, 219464476]

約数ペア:

[(1, 219464476), (2, 109732238), (4, 54866119), (7, 31352068), (11, 19951316), (14, 15676034), (22, 9975658), (28, 7838017), (44, 4987829), (77, 2850188), (121, 1813756), (154, 1425094), (211, 1040116), (242, 906878), (307, 714868), (308, 712547), (422, 520058), (484, 453439), (614, 357434), (844, 260029), (847, 259108), (1228, 178717), (1477, 148588), (1694, 129554), (2149, 102124), (2321, 94556), (2954, 74294), (3377, 64988), (3388, 64777), (4298, 51062), (4642, 47278), (5908, 37147), (6754, 32494), (8596, 25531), (9284, 23639), (13508, 16247)]