689325672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1237}}^1$

素因数の和:1391

約数の個数: 128

約数和(自身を含む): 2053693440

約数和(自身を除く): 1364367768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 107, 124, 168, 186, 214, 217, 248, 321, 372, 428, 434, 642, 651, 744, 749, 856, 868, 1237, 1284, 1302, 1498, 1736, 2247, 2474, 2568, 2604, 2996, 3317, 3711, 4494, 4948, 5208, 5992, 6634, 7422, 8659, 8988, 9896, 9951, 13268, 14844, 17318, 17976, 19902, 23219, 25977, 26536, 29688, 34636, 38347, 39804, 46438, 51954, 69272, 69657, 76694, 79608, 92876, 103908, 115041, 132359, 139314, 153388, 185752, 207816, 230082, 264718, 268429, 278628, 306776, 397077, 460164, 529436, 536858, 557256, 794154, 805287, 920328, 926513, 1058872, 1073716, 1588308, 1610574, 1853026, 2147432, 2779539, 3176616, 3221148, 3706052, 4103129, 5559078, 6442296, 7412104, 8206258, 11118156, 12309387, 16412516, 22236312, 24618774, 28721903, 32825032, 49237548, 57443806, 86165709, 98475096, 114887612, 172331418, 229775224, 344662836, 689325672]

約数ペア:

[(1, 689325672), (2, 344662836), (3, 229775224), (4, 172331418), (6, 114887612), (7, 98475096), (8, 86165709), (12, 57443806), (14, 49237548), (21, 32825032), (24, 28721903), (28, 24618774), (31, 22236312), (42, 16412516), (56, 12309387), (62, 11118156), (84, 8206258), (93, 7412104), (107, 6442296), (124, 5559078), (168, 4103129), (186, 3706052), (214, 3221148), (217, 3176616), (248, 2779539), (321, 2147432), (372, 1853026), (428, 1610574), (434, 1588308), (642, 1073716), (651, 1058872), (744, 926513), (749, 920328), (856, 805287), (868, 794154), (1237, 557256), (1284, 536858), (1302, 529436), (1498, 460164), (1736, 397077), (2247, 306776), (2474, 278628), (2568, 268429), (2604, 264718), (2996, 230082), (3317, 207816), (3711, 185752), (4494, 153388), (4948, 139314), (5208, 132359), (5992, 115041), (6634, 103908), (7422, 92876), (8659, 79608), (8988, 76694), (9896, 69657), (9951, 69272), (13268, 51954), (14844, 46438), (17318, 39804), (17976, 38347), (19902, 34636), (23219, 29688), (25977, 26536)]