259969340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 587865600

約数和(自身を除く): 327896260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 71, 107, 116, 118, 142, 145, 214, 236, 284, 290, 295, 355, 428, 535, 580, 590, 710, 1070, 1180, 1420, 1711, 2059, 2140, 3103, 3422, 4118, 4189, 6206, 6313, 6844, 7597, 8236, 8378, 8555, 10295, 12412, 12626, 15194, 15515, 16756, 17110, 20590, 20945, 25252, 30388, 31030, 31565, 34220, 37985, 41180, 41890, 62060, 63130, 75970, 83780, 121481, 126260, 151940, 183077, 220313, 242962, 366154, 440626, 448223, 485924, 607405, 732308, 881252, 896446, 915385, 1101565, 1214810, 1792892, 1830770, 2203130, 2241115, 2429620, 3661540, 4406260, 4482230, 8964460, 12998467, 25996934, 51993868, 64992335, 129984670, 259969340]

約数ペア:

[(1, 259969340), (2, 129984670), (4, 64992335), (5, 51993868), (10, 25996934), (20, 12998467), (29, 8964460), (58, 4482230), (59, 4406260), (71, 3661540), (107, 2429620), (116, 2241115), (118, 2203130), (142, 1830770), (145, 1792892), (214, 1214810), (236, 1101565), (284, 915385), (290, 896446), (295, 881252), (355, 732308), (428, 607405), (535, 485924), (580, 448223), (590, 440626), (710, 366154), (1070, 242962), (1180, 220313), (1420, 183077), (1711, 151940), (2059, 126260), (2140, 121481), (3103, 83780), (3422, 75970), (4118, 63130), (4189, 62060), (6206, 41890), (6313, 41180), (6844, 37985), (7597, 34220), (8236, 31565), (8378, 31030), (8555, 30388), (10295, 25252), (12412, 20945), (12626, 20590), (15194, 17110), (15515, 16756)]