2220342375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{797}}^1$

素因数の和:874

約数の個数: 128

約数和(自身を含む): 4302305280

約数和(自身を除く): 2081962905

約数列:

[1, 3, 5, 15, 17, 19, 23, 25, 51, 57, 69, 75, 85, 95, 115, 125, 255, 285, 323, 345, 375, 391, 425, 437, 475, 575, 797, 969, 1173, 1275, 1311, 1425, 1615, 1725, 1955, 2125, 2185, 2375, 2391, 2875, 3985, 4845, 5865, 6375, 6555, 7125, 7429, 8075, 8625, 9775, 10925, 11955, 13549, 15143, 18331, 19925, 22287, 24225, 29325, 32775, 37145, 40375, 40647, 45429, 48875, 54625, 54993, 59775, 67745, 75715, 91655, 99625, 111435, 121125, 146625, 163875, 185725, 203235, 227145, 257431, 274965, 298875, 311627, 338725, 348289, 378575, 458275, 557175, 772293, 928625, 934881, 1016175, 1044867, 1135725, 1287155, 1374825, 1558135, 1693625, 1741445, 1892875, 2291375, 2785875, 3861465, 4674405, 5080875, 5224335, 5678625, 5920913, 6435775, 6874125, 7790675, 8707225, 17762739, 19307325, 23372025, 26121675, 29604565, 32178875, 38953375, 43536125, 88813695, 96536625, 116860125, 130608375, 148022825, 444068475, 740114125, 2220342375]

約数ペア:

[(1, 2220342375), (3, 740114125), (5, 444068475), (15, 148022825), (17, 130608375), (19, 116860125), (23, 96536625), (25, 88813695), (51, 43536125), (57, 38953375), (69, 32178875), (75, 29604565), (85, 26121675), (95, 23372025), (115, 19307325), (125, 17762739), (255, 8707225), (285, 7790675), (323, 6874125), (345, 6435775), (375, 5920913), (391, 5678625), (425, 5224335), (437, 5080875), (475, 4674405), (575, 3861465), (797, 2785875), (969, 2291375), (1173, 1892875), (1275, 1741445), (1311, 1693625), (1425, 1558135), (1615, 1374825), (1725, 1287155), (1955, 1135725), (2125, 1044867), (2185, 1016175), (2375, 934881), (2391, 928625), (2875, 772293), (3985, 557175), (4845, 458275), (5865, 378575), (6375, 348289), (6555, 338725), (7125, 311627), (7429, 298875), (8075, 274965), (8625, 257431), (9775, 227145), (10925, 203235), (11955, 185725), (13549, 163875), (15143, 146625), (18331, 121125), (19925, 111435), (22287, 99625), (24225, 91655), (29325, 75715), (32775, 67745), (37145, 59775), (40375, 54993), (40647, 54625), (45429, 48875)]