1961720376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{20029}}^1$

素因数の和:20109

約数の個数: 128

約数和(自身を含む): 6230131200

約数和(自身を除く): 4268410824

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 53, 56, 66, 77, 84, 88, 106, 132, 154, 159, 168, 212, 231, 264, 308, 318, 371, 424, 462, 583, 616, 636, 742, 924, 1113, 1166, 1272, 1484, 1749, 1848, 2226, 2332, 2968, 3498, 4081, 4452, 4664, 6996, 8162, 8904, 12243, 13992, 16324, 20029, 24486, 32648, 40058, 48972, 60087, 80116, 97944, 120174, 140203, 160232, 220319, 240348, 280406, 420609, 440638, 480696, 560812, 660957, 841218, 881276, 1061537, 1121624, 1321914, 1542233, 1682436, 1762552, 2123074, 2643828, 3084466, 3184611, 3364872, 4246148, 4626699, 5287656, 6168932, 6369222, 7430759, 8492296, 9253398, 11676907, 12337864, 12738444, 14861518, 18506796, 22292277, 23353814, 25476888, 29723036, 35030721, 37013592, 44584554, 46707628, 59446072, 70061442, 81738349, 89169108, 93415256, 140122884, 163476698, 178338216, 245215047, 280245768, 326953396, 490430094, 653906792, 980860188, 1961720376]

約数ペア:

[(1, 1961720376), (2, 980860188), (3, 653906792), (4, 490430094), (6, 326953396), (7, 280245768), (8, 245215047), (11, 178338216), (12, 163476698), (14, 140122884), (21, 93415256), (22, 89169108), (24, 81738349), (28, 70061442), (33, 59446072), (42, 46707628), (44, 44584554), (53, 37013592), (56, 35030721), (66, 29723036), (77, 25476888), (84, 23353814), (88, 22292277), (106, 18506796), (132, 14861518), (154, 12738444), (159, 12337864), (168, 11676907), (212, 9253398), (231, 8492296), (264, 7430759), (308, 6369222), (318, 6168932), (371, 5287656), (424, 4626699), (462, 4246148), (583, 3364872), (616, 3184611), (636, 3084466), (742, 2643828), (924, 2123074), (1113, 1762552), (1166, 1682436), (1272, 1542233), (1484, 1321914), (1749, 1121624), (1848, 1061537), (2226, 881276), (2332, 841218), (2968, 660957), (3498, 560812), (4081, 480696), (4452, 440638), (4664, 420609), (6996, 280406), (8162, 240348), (8904, 220319), (12243, 160232), (13992, 140203), (16324, 120174), (20029, 97944), (24486, 80116), (32648, 60087), (40058, 48972)]