135439600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:359

約数の個数: 120

約数和(自身を含む): 348727680

約数和(自身を除く): 213288080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 71, 76, 80, 95, 100, 142, 152, 190, 200, 251, 284, 304, 355, 380, 400, 475, 502, 568, 710, 760, 950, 1004, 1136, 1255, 1349, 1420, 1520, 1775, 1900, 2008, 2510, 2698, 2840, 3550, 3800, 4016, 4769, 5020, 5396, 5680, 6275, 6745, 7100, 7600, 9538, 10040, 10792, 12550, 13490, 14200, 17821, 19076, 20080, 21584, 23845, 25100, 26980, 28400, 33725, 35642, 38152, 47690, 50200, 53960, 67450, 71284, 76304, 89105, 95380, 100400, 107920, 119225, 134900, 142568, 178210, 190760, 238450, 269800, 285136, 338599, 356420, 381520, 445525, 476900, 539600, 677198, 712840, 891050, 953800, 1354396, 1425680, 1692995, 1782100, 1907600, 2708792, 3385990, 3564200, 5417584, 6771980, 7128400, 8464975, 13543960, 16929950, 27087920, 33859900, 67719800, 135439600]

約数ペア:

[(1, 135439600), (2, 67719800), (4, 33859900), (5, 27087920), (8, 16929950), (10, 13543960), (16, 8464975), (19, 7128400), (20, 6771980), (25, 5417584), (38, 3564200), (40, 3385990), (50, 2708792), (71, 1907600), (76, 1782100), (80, 1692995), (95, 1425680), (100, 1354396), (142, 953800), (152, 891050), (190, 712840), (200, 677198), (251, 539600), (284, 476900), (304, 445525), (355, 381520), (380, 356420), (400, 338599), (475, 285136), (502, 269800), (568, 238450), (710, 190760), (760, 178210), (950, 142568), (1004, 134900), (1136, 119225), (1255, 107920), (1349, 100400), (1420, 95380), (1520, 89105), (1775, 76304), (1900, 71284), (2008, 67450), (2510, 53960), (2698, 50200), (2840, 47690), (3550, 38152), (3800, 35642), (4016, 33725), (4769, 28400), (5020, 26980), (5396, 25100), (5680, 23845), (6275, 21584), (6745, 20080), (7100, 19076), (7600, 17821), (9538, 14200), (10040, 13490), (10792, 12550)]