645358476

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{449}}^1$

素因数の和:775

約数の個数: 96

約数和(自身を含む): 1756339200

約数和(自身を除く): 1110980724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 241, 284, 426, 449, 482, 497, 723, 852, 898, 964, 994, 1347, 1446, 1491, 1687, 1796, 1988, 2694, 2892, 2982, 3143, 3374, 5061, 5388, 5964, 6286, 6748, 9429, 10122, 12572, 17111, 18858, 20244, 31879, 34222, 37716, 51333, 63758, 68444, 95637, 102666, 108209, 119777, 127516, 191274, 205332, 216418, 223153, 239554, 324627, 359331, 382548, 432836, 446306, 479108, 649254, 669459, 718662, 757463, 892612, 1298508, 1338918, 1437324, 1514926, 2272389, 2677836, 3029852, 4544778, 7682839, 9089556, 15365678, 23048517, 30731356, 46097034, 53779873, 92194068, 107559746, 161339619, 215119492, 322679238, 645358476]

約数ペア:

[(1, 645358476), (2, 322679238), (3, 215119492), (4, 161339619), (6, 107559746), (7, 92194068), (12, 53779873), (14, 46097034), (21, 30731356), (28, 23048517), (42, 15365678), (71, 9089556), (84, 7682839), (142, 4544778), (213, 3029852), (241, 2677836), (284, 2272389), (426, 1514926), (449, 1437324), (482, 1338918), (497, 1298508), (723, 892612), (852, 757463), (898, 718662), (964, 669459), (994, 649254), (1347, 479108), (1446, 446306), (1491, 432836), (1687, 382548), (1796, 359331), (1988, 324627), (2694, 239554), (2892, 223153), (2982, 216418), (3143, 205332), (3374, 191274), (5061, 127516), (5388, 119777), (5964, 108209), (6286, 102666), (6748, 95637), (9429, 68444), (10122, 63758), (12572, 51333), (17111, 37716), (18858, 34222), (20244, 31879)]