209968650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{457}}^1\times {\mathrm{1021}}^1$

素因数の和:1496

約数の個数: 72

約数和(自身を含む): 565903884

約数和(自身を除く): 355935234

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 457, 914, 1021, 1371, 2042, 2285, 2742, 3063, 4113, 4570, 5105, 6126, 6855, 8226, 9189, 10210, 11425, 13710, 15315, 18378, 20565, 22850, 25525, 30630, 34275, 41130, 45945, 51050, 68550, 76575, 91890, 102825, 153150, 205650, 229725, 459450, 466597, 933194, 1399791, 2332985, 2799582, 4199373, 4665970, 6998955, 8398746, 11664925, 13997910, 20996865, 23329850, 34994775, 41993730, 69989550, 104984325, 209968650]

約数ペア:

[(1, 209968650), (2, 104984325), (3, 69989550), (5, 41993730), (6, 34994775), (9, 23329850), (10, 20996865), (15, 13997910), (18, 11664925), (25, 8398746), (30, 6998955), (45, 4665970), (50, 4199373), (75, 2799582), (90, 2332985), (150, 1399791), (225, 933194), (450, 466597), (457, 459450), (914, 229725), (1021, 205650), (1371, 153150), (2042, 102825), (2285, 91890), (2742, 76575), (3063, 68550), (4113, 51050), (4570, 45945), (5105, 41130), (6126, 34275), (6855, 30630), (8226, 25525), (9189, 22850), (10210, 20565), (11425, 18378), (13710, 15315)]