72170388

素因数分解:

$2^2\times 3^2\times {\mathrm{113}}^2\times {\mathrm{157}}^1$

素因数の和:393

約数の個数: 54

約数和(自身を含む): 185231774

約数和(自身を除く): 113061386

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 113, 157, 226, 314, 339, 452, 471, 628, 678, 942, 1017, 1356, 1413, 1884, 2034, 2826, 4068, 5652, 12769, 17741, 25538, 35482, 38307, 51076, 53223, 70964, 76614, 106446, 114921, 153228, 159669, 212892, 229842, 319338, 459684, 638676, 2004733, 4009466, 6014199, 8018932, 12028398, 18042597, 24056796, 36085194, 72170388]

約数ペア:

[(1, 72170388), (2, 36085194), (3, 24056796), (4, 18042597), (6, 12028398), (9, 8018932), (12, 6014199), (18, 4009466), (36, 2004733), (113, 638676), (157, 459684), (226, 319338), (314, 229842), (339, 212892), (452, 159669), (471, 153228), (628, 114921), (678, 106446), (942, 76614), (1017, 70964), (1356, 53223), (1413, 51076), (1884, 38307), (2034, 35482), (2826, 25538), (4068, 17741), (5652, 12769)]