30443140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 80720640

約数和(自身を除く): 50277500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 182, 215, 260, 301, 364, 389, 430, 455, 559, 602, 778, 860, 910, 1118, 1204, 1505, 1556, 1820, 1945, 2236, 2723, 2795, 3010, 3890, 3913, 5057, 5446, 5590, 6020, 7780, 7826, 10114, 10892, 11180, 13615, 15652, 16727, 19565, 20228, 25285, 27230, 33454, 35399, 39130, 50570, 54460, 66908, 70798, 78260, 83635, 101140, 117089, 141596, 167270, 176995, 217451, 234178, 334540, 353990, 434902, 468356, 585445, 707980, 869804, 1087255, 1170890, 1522157, 2174510, 2341780, 3044314, 4349020, 6088628, 7610785, 15221570, 30443140]

約数ペア:

[(1, 30443140), (2, 15221570), (4, 7610785), (5, 6088628), (7, 4349020), (10, 3044314), (13, 2341780), (14, 2174510), (20, 1522157), (26, 1170890), (28, 1087255), (35, 869804), (43, 707980), (52, 585445), (65, 468356), (70, 434902), (86, 353990), (91, 334540), (130, 234178), (140, 217451), (172, 176995), (182, 167270), (215, 141596), (260, 117089), (301, 101140), (364, 83635), (389, 78260), (430, 70798), (455, 66908), (559, 54460), (602, 50570), (778, 39130), (860, 35399), (910, 33454), (1118, 27230), (1204, 25285), (1505, 20228), (1556, 19565), (1820, 16727), (1945, 15652), (2236, 13615), (2723, 11180), (2795, 10892), (3010, 10114), (3890, 7826), (3913, 7780), (5057, 6020), (5446, 5590)]