203421904

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{877}}^1$

素因数の和:1020

約数の個数: 80

約数和(自身を含む): 479036800

約数和(自身を除く): 275614896

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 109, 112, 133, 152, 218, 266, 304, 436, 532, 763, 872, 877, 1064, 1526, 1744, 1754, 2071, 2128, 3052, 3508, 4142, 6104, 6139, 7016, 8284, 12208, 12278, 14032, 14497, 16568, 16663, 24556, 28994, 33136, 33326, 49112, 57988, 66652, 95593, 98224, 115976, 116641, 133304, 191186, 231952, 233282, 266608, 382372, 466564, 669151, 764744, 933128, 1338302, 1529488, 1816267, 1866256, 2676604, 3632534, 5353208, 7265068, 10706416, 12713869, 14530136, 25427738, 29060272, 50855476, 101710952, 203421904]

約数ペア:

[(1, 203421904), (2, 101710952), (4, 50855476), (7, 29060272), (8, 25427738), (14, 14530136), (16, 12713869), (19, 10706416), (28, 7265068), (38, 5353208), (56, 3632534), (76, 2676604), (109, 1866256), (112, 1816267), (133, 1529488), (152, 1338302), (218, 933128), (266, 764744), (304, 669151), (436, 466564), (532, 382372), (763, 266608), (872, 233282), (877, 231952), (1064, 191186), (1526, 133304), (1744, 116641), (1754, 115976), (2071, 98224), (2128, 95593), (3052, 66652), (3508, 57988), (4142, 49112), (6104, 33326), (6139, 33136), (7016, 28994), (8284, 24556), (12208, 16663), (12278, 16568), (14032, 14497)]