1245881730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1\times {\mathrm{1657}}^1$

素因数の和:2091

約数の個数: 64

約数和(自身を含む): 3042655488

約数和(自身を除く): 1796773758

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 353, 355, 426, 706, 710, 1059, 1065, 1657, 1765, 2118, 2130, 3314, 3530, 4971, 5295, 8285, 9942, 10590, 16570, 24855, 25063, 49710, 50126, 75189, 117647, 125315, 150378, 235294, 250630, 352941, 375945, 584921, 588235, 705882, 751890, 1169842, 1176470, 1754763, 1764705, 2924605, 3509526, 3529410, 5849210, 8773815, 17547630, 41529391, 83058782, 124588173, 207646955, 249176346, 415293910, 622940865, 1245881730]

約数ペア:

[(1, 1245881730), (2, 622940865), (3, 415293910), (5, 249176346), (6, 207646955), (10, 124588173), (15, 83058782), (30, 41529391), (71, 17547630), (142, 8773815), (213, 5849210), (353, 3529410), (355, 3509526), (426, 2924605), (706, 1764705), (710, 1754763), (1059, 1176470), (1065, 1169842), (1657, 751890), (1765, 705882), (2118, 588235), (2130, 584921), (3314, 375945), (3530, 352941), (4971, 250630), (5295, 235294), (8285, 150378), (9942, 125315), (10590, 117647), (16570, 75189), (24855, 50126), (25063, 49710)]